Mention what is cpan?

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Why do you use only Perl when there a lot of more languages available in market like C, Java?

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Assuming both a local($var) and a my($var) exist, what's the difference between ${var} and ${"var"}?

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What are scalars in perl?

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How do I print the entire contents of an array with Perl?

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How to make the following assignment, as arrayreference assignment ? my $arr_ref='[1,2,3,4,4,'elem']';

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What is the easiest way to download the contents of a URL with Perl?

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What is a perl references?

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Perl regular expressions are greedy" what does this mean?

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When does circular reference occur?

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You want to print the contents of an entire array. How would you do that?

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How to open a directory in perl?

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