Comment on data types and variables in perl.
What is the tk module?
How and what are closures implemented in perl?
What are the various perl data types based on the context?
what is the function that is used to identify how many characters are there in a string?
Difference between Perl and Mod_perl?
Explain what is lvalue?
What are perl variables?
How many loop control keywords are there in perl?
“The methods defined in the parent class will always override the methods defined in the base class”. What does this statement means?
How are parameters passed to subroutines in perl?
Explain arrays in perl.
Mention how many ways you can express string in Perl?