What is subroutine in perl?
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There are some duplicate entries in an array and you want to remove them. How would you do that?
sort a word "system" in perl/shell without using built in functions output should be emssty
What is the use of -t?
Explain grooving and shortening of arrays?
What is perl push array function?
What is hash?
Write a script for 'count the no.of digits using regular expressions in perl..
What is 'commit' command in perl?
What is the difference between exec and system?
In CPAN module, name an instance you use.
What are the different instances used in cgi overhead?
What are different data types that perl supports. Elaborate on them.