What is perl programming?

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Explain lists ?

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

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Why we use CGI?

0 Answers   Wipro,

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You want to print the contents of an entire array. How would you do that?

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Write a script to reverse a string without using perl's built in functions?

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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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Which feature of perl provides code reusability?

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Differentiate between c++ and perl.

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Explain chop?

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Why we use "use lib $path"?

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What is the difference between chop & chomp functions in perl?

10 Answers   Cap Gemini, DELL, Electronic Data, TCS,

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