Question

Explain conditional execution in shell script with proper example.

Answer 1

Conditional  execution  in Unix shell  scripts  often  utilizes  the current status of most recent commands and also  all  unix programs  return  an exit status  and also not possible to write the  u Unix program  which need not return  an exit  status .

on the other hand programmer neglects  to explicitly  return  a value   programs  will be  come  back with default  in a fine manner.