language: Bash (bash 4.0.35)
date: 116 days 11 hours ago
link:
visibility: public
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#!/bin/sh
while :
do
        clear
        echo "--------------------------------"
        echo "WELCOME TO LINUX TUTOR"
        echo "--------------------------------"
        echo "[1] file management commands...."
        echo "[2] directory management commnads.."
        echo "[3] Text Processing commands......."
        echo "[4] System Status Commands........."
        echo "[5] Start editor to write the code and execute the code"
        echo "[6] exit the tutor................."
        echo -n "enter ur choice................"
        read uchoice
        case $uchoice in
        1)clear ;
          echo "--------File Management Commands---------" ;
          echo "[1] listing files" ;
          echo "[2] creating files" ;
          echo "[3] editing files" ;
          echo "[4] display contents of files" ;
          echo "[5] counting the words on the file.." ;
          echo "[6] copying files" ;
          echo "[7] deleting or renaming files.....";
          echo "[8] renaming files....." ;
          echo "[9] exit..."
          echo -n "enter ur choice........" ;
          read chfile ;
          case $chfile in
                1)man ls > listing.txt ; head -25 listing.txt ;;
                2)man vi > create.txt ; head -25 create.txt ;;
                3)man vi > creating.txt ; head -25 creating.txt ;;
                4)man cat > display.txt ; head -25 display.txt ;;
                5)man wc > words.txt ; head -25 words.txt ;;
                6)man cp > copy.txt ; head -25 copy.txt ;;
                7)man rm > remove.txt ; head -25 remove.txt ;;
                8)man mv > moving.txt ; head -25 moving.txt;;
                9)exit 0;;
          esac ;
          echo  "press a key " ; read ;;
         2)clear;
           echo "-----------directory management commands------------";
           echo "concepts of moving and copying the directories are the same...";
           echo "[1] printing cwd";
           echo "[2] creating directories.." ;
           echo "[3] removing directories.....";
           echo "[4] changing directories.....";
           echo "[5] exit....";
           echo -n "enter ur choice......" ; read dirch;
           case $dirch in
                1)man pwd > current.txt ; head -25 current.txt ;;
                2)man mkdir > mak.txt ; head -25 mak.txt ;;
                3)man rmdir > rmkio.txt ; head -25 rmkio.txt ;;
                4)man cd > change.txt ; head -25 change.txt ;;
                5)exit 0;;
           esac ;
           echo "press a key "; read ;;
         3)clear;
           echo "----------Text Processing Commands----------";
           echo "[1] grep command ";
           echo "[2] sort command ";
           echo "[3] formatting text using pr cmd...";
           echo "[4] exit....";
           echo -n "enter ur choice......" ; read tech ;
          case $tech in
                1)man grep > searching.txt ; head -25 searching.txt ;;
                2)man sort > sorting.txt ; head -25 sorting.txt;;
                3)man pr > formatting.txt ; head -25 formatting.txt;;
                4)exit 0;;
          esac;
          echo "press a key " ; read ;;
         4)clear;
           echo "----------System status commands--------------";
           echo "[1] changing the permissions of a file....";
           echo "[2] environmental variables......";
           echo "[3] changing the password........";
           echo -n "enter ur choice...."; read sych;
           case $sych in
                1)man chmod > modes.txt ; head -40 modes.txt;;
                2)man env > envir.txt ; head -40 envir.txt ;;
                3)man passwd > pass.txt; head -25 pass.txt;;
                4)exit 0;;
           esac;
           echo "press a key.." ; read ;;
         5)vi samples;echo "the output of ur program is...." ;sh samples;;
         6)exit 0;;
        esac
done
 
  • upload with new input
  • result: Runtime error     time: 0.13s    memory: 5312 kB     signal: 25 (SIGXFSZ)

    2
    --------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................-----------directory management commands------------
    concepts of moving and copying the directories are the same...
    [1] printing cwd
    [2] creating directories..
    [3] removing directories.....
    [4] changing directories.....
    [5] exit....
    enter ur choice......press a key 
    --------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.................
    enter ur choice................--------------------------------
    WELCOME TO LINUX TUTOR
    --------------------------------
    [1] file management commands....
    [2] directory management commnads..
    [3] Text Processing commands.......
    [4] System Status Commands.........
    [5] Start editor to write the code and execute the code
    [6] exit the tutor.............
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