Answer Posted / shashi

Just write perl -v

it will display the version:

This is perl, v5.8.5 built.........

What is the use of 'ne' operator?

943

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Show the use of sockets for the server and client side of a conversation?

835

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What is q (single q) operator in perl?

1029

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What is perl I used for?

913

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What does init 5 and init 0 do?

960

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How can you define “my” variables scope in Perl and how it is different from “local” variable scope?

1060

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What is the purpose of “_file_ literal” and “_line_ literal” in perl?

874

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How do I do fill_in_the_blank for each file in a directory?

917

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What is perl scripting?

883

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Is perl compiler or interpreter?

895

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What is -> symbol in perl?

964

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Differentiate use and require?

891

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“The methods defined in the parent class will always override the methods defined in the base class”. What does this statement means?

962

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Can inheritance be used in perl? Explain with the help of an example.

914

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package MYCALC; use Exporter; our @EXPORT = (); our @ISA = qw(Exporter); our @EXPORT_OK = qw(addition multi); our %EXPORT_TAGS = (DEFAULT => [qw(&addition)],Both => [qw(&addition & +multi)]); sub addition { return $_[0] + $_[1]; } sub multi { return $_[0] * $_[1]; } 1; Program: use strict; use warnings; my @list = qw (2 2); use Module qw(:DEFAULT); print addition(@list),"\n"; Above coding is my module MYCALC and the program which using this module, I have not exported any function using @EXPORT, but I have used the DEFAULT in %EXPORT_TAGS with the function addition, when I call this function from the main it says the error as,

2628

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