List the prefix dereferencer in Perl.
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Why we use "use lib $path"?
Assuming both a local($var) and a my($var) exist, what's the difference between ${var} and ${"var"}?
What is chomp() operator/function?
What is the difference between for & foreach, exec & system?
Explain a tell function in perl?
What does `new $cur->{LINK}' do? (Assume the current package has no new() function of its own.)
Which functions in perl allows you to include a module file. State their differences.
What is the difference between use and require in perl?
What purpose does each of the following serve: -w, strict, - T ?
What is the tk module?
How to code in perl to implement the tail function in unix?
What does the’$_’ symbol mean?