Explain what is STDIN, STDOUT and STDERR?
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How do I sort a hash by the hash value?
What are stdin, stdout and stderr?
What is the function of virtual documents in cgi programs?
How do you turn on the perl warnings?
Explain the functioning of conditional structures in perl.
Define print() function in perl?
What does the command "use strict" do and why should you use it?
How to read a single line from a file in perl?
Which feature of Perl provides code reusability ? Give any example of that feature.
How to dereference a reference?
Explain string comparison operators in perl.
Differences between die and exit.