Explain the meaning of subroutine?
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Write syntax to use grep function?
In Perl we can show the warnings using some options in order to reduce or avoid the errors. What are that options?
Explain the various characteristics of perl.
How to read a file into a hash array?
How would you trap error occurred in the perl program/file?
Explain the internal working of cgi
What are stdin, stdout and stderr?
What is “grep” function in perl?
while(my($key, $value) = each(%hash) ) { print "$key => $value\n"; } my($key, $value); while(($key, $value) = each(%hash) ) { print "$key => $value\n"; } What is the different between these two code in case of "my" usage ?
What is the difference between exec and system?
What does the q{ } operator do?
What is perl programming?