Answer / Deepa Kashyap

Tk is a GUI toolkit that can be used with Perl to create graphical user interfaces (GUIs). It provides a wide range of widgets such as buttons, text boxes, and menus. Tk allows you to easily create interactive applications in Perl without the need for extensive knowledge of GUI programming.

What does length(%HASH) produce if you have thirty-seven random keys in a newly created hash?

1 Answers  

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How does polymorphism work in perl? Give an example.

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What does `$result = f() .. g()' really return?

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How will you open a file in a write-only mode in perl?

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How to concatenate strings with perl?

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What is a chop() function in perl?

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What rules must be followed by modules in perl.

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What do the symbols $ @ and % mean when prefixing a variable?

1 Answers   Barclays,

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How many loop control keywords are there in perl?

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How can you call a subroutine and identify a subroutine?

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You want to download the contents of a url with perl. How would you do that?

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Which feature of Perl provides code reusability ? Give any example of that feature.

1 Answers  

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