How to know whether a key exists or not in perl?
Explain arrays in perl.
What elements of the Perl language could you use to structure your code to allow for maximum re-use and maximum readability?
What is boolean context?
How do I replace every character in a file with a comma?
If EXPR is an arbitrary expression, what is the difference between $Foo::{EXPR} and *{"Foo::".EXPR}?
Explain perl. What are the advantages of programming in perl?
What is the use of –w?
Explain substr function in perl?
Explain returning values from subroutines?
Define perl scripting?
Where the command line arguments are stored and if you want to read command-line arguments with Perl, how would you do that?
What is -> symbol in perl?