What $! In perl?
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What does delete function do in perl?
How do you turn on the perl warnings?
What is the peculiarity of returning values by subroutines in perl?
What are the different instances used in cgi overhead?
What is the use of –w?
What does the qq{ } operator do?
Explain tk?
We all know private variables exist in perl. But do private METHODS exist in perl ? Eg ?
If EXPR is an arbitrary expression, what is the difference between $Foo::{EXPR} and *{"Foo::".EXPR}?
How would you trap error occurred in the perl program/file?
Explain join function in perl?
What exactly is grooving and shortening of the array?