#!/bin/bash
s='id, date of birth, grade, explusion, serious misdemeanor, info
123,2005-01-01,5.36,1,1,
582,1999-05-12,8.51,0,1
9274,2001-25-12,9.65,0,0,pass
21,2006-14-05,0.53,4,1,repeat'
awk -F, '$4 != 0 || $5 != 0' <<< "$s"
IyEvYmluL2Jhc2gKcz0naWQsIGRhdGUgb2YgYmlydGgsIGdyYWRlLCBleHBsdXNpb24sIHNlcmlvdXMgbWlzZGVtZWFub3IsIGluZm8KMTIzLDIwMDUtMDEtMDEsNS4zNiwxLDEsIAo1ODIsMTk5OS0wNS0xMiw4LjUxLDAsMQo5Mjc0LDIwMDEtMjUtMTIsOS42NSwwLDAscGFzcwoyMSwyMDA2LTE0LTA1LDAuNTMsNCwxLHJlcGVhdCcKYXdrIC1GLCAnJDQgIT0gMCB8fCAgJDUgIT0gMCcgPDw8ICIkcyI=
id, date of birth, grade, explusion, serious misdemeanor, info
123,2005-01-01,5.36,1,1,
582,1999-05-12,8.51,0,1
21,2006-14-05,0.53,4,1,repeat