what are the strategies followed for multiple form interaction in cgi programs?

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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,

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

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what is the difference between require and use in perl?

3 Answers   IBM,

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How to replace perl array elements?

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explain the various functions/directives in perl that allow you to include/import a module. Also, state the differences between them.

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What is the difference between die and exit in perl?

0 Answers   HCL,

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Give an example of using the -n and -p option.

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i have a folder called 'error' and in that, i have error log files which are generated by the build, now i want to findout the string 'error' from each log file and that error has to be copied into the another file called 'analysis'. how do you do this in perl?

5 Answers   HP,

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What is chomp() operator/function?

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What are scalars?

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What is Perl?

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