How to close a file in perl?
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Differences between die and exit.
How does polymorphism work in perl? Give an example.
What are scalar data and scalar variables?
What is perl dbi?
Why should I use the -w argument with my Perl programs?
What are stdin, stdout and stderr?
How will you declare a variable in perl?
Why Perl aliases are considered to be faster than references?
Write an example explaining the use of symbol tables.
What does the’$_’ symbol mean?
What is goto statement in perl?
Why aren't Perl's patterns regular expressions?