How do you you check the return code of a command in perl?
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What is stdin in perl?
When does circular reference occur?
How to turn on Perl warnings? Why is that important?
What happens in dereferencing?
What is the tk module?
Explain grooving and shortening of arrays and splicing of arrays?
In CPAN module, name an instance you use.
Who created perl?
How can I implement the function overloading in Perl ? I read about the operator overloading, I do not know how to implement the function overloading. Thanks in advance ?
Explain goto label, goto name, and goto expr?
What is a perl references?
what are the two ways to get private values inside a subroutine or block?