Answer Posted / archana

http://perldoc.perl.org/index-functions.html

this page having all funtions in perl

Can you add two arrays together?

933

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Why should I use the -w argument with my Perl programs?

961

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Write a program that shows the distinction between child and parent process?

944

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Explain the execution of a program in perl.

1000

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In Perl, there are some arguments that are used frequently. What are that arguments and what do they mean?

910

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Assuming both a local($var) and a my($var) exist, what's the difference between ${var} and ${"var"}?

989

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How do you set environment variables in perl?

1050

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What are stdin, stdout and stderr?

1122

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What is chomp() operator/function?

1073

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Explain what is the scalar data and scalar variables in Perl?

953

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How to read a file into a hash array?

1053

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What does next statement do in perl?

1002

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Explain regular expression in perl?

965

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How does polymorphism work in perl? Give an example.

876

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Perl uses single or double quotes to surround a zero or more characters. Are the single(' ') or double quotes (" ") identical?

931

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