How does polymorphism work in perl? Give an example.


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More CGI Perl Interview Questions

Explain about typeglobs?

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What are the advantages and disadvantages of perl language?

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What package you use to create a windows services?

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What are scalars in perl?

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What happens to objects lost in "unreachable" memory, such as the object returned by Ob->new() in `{ my $ap; $ap = [ Ob->new(), $ap ]; }' ?

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In Perl we can show the warnings using some options in order to reduce or avoid the errors. What are that options?

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Differentiate between c++ and perl.

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Perl regular expressions are greedy" what does this mean?

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How to sort arrays in perl?

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What is the use of command “use strict”?

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What is -> symbol in perl?

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What is the use of strict?

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