what is the function that is used to identify how many characters are there in a string?
What is the peculiarity of returning values by subroutines in perl?
How does polymorphism work in perl? Give an example.
How many data types are there in perl?
List the prefix dereferencer in Perl.
What does init 5 and init 0 do?
How to add elements in a hash in perl?
Explain what is STDIN, STDOUT and STDERR?
What happens when you return a reference to a private variable?
What is cpan in perl?
Which functions in perl allows you to include a module file. State their differences.
What rules must be followed by modules in perl.
What does `new $cur->{LINK}' do? (Assume the current package has no new() function of its own.)