CGI Perl Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

CGI Perl Interview Questions

Questions Answers Views Company eMail

Why Perl aliases are considered to be faster than references?

943

Does Perl have objects? If yes, then does it force you to use objects? If no, then why?

946

Difference between the variables in which chomp function work ?

1060

Write a program to concatenate the $firststring and $secondstring and result of these strings should be separated by a single space.

1041

What is the usage of -i and 0s options?

976

What is the use of -w, -t and strict in Perl?

982

what is the function that is used to identify how many characters are there in a string?

953

List the prefix dereferencer in Perl.

925

Which guidelines by Perl modules must be followed?

1011

Where do we require ‘chomp’ and what does it mean?

977

How can you replace the characters from a string and save the number of replacements?

888

Mention how many ways you can express string in Perl?

1006

what is Perl one liner?

892

Which has the highest precedence, List or Terms? Explain?

884

What are the advantages of c over Perl?

923

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Un-Answered Questions { CGI Perl }

What are the purpose of close(), getc() and read() functions?

872

What value is returned by a lone `return;’ statement?

1049

How to create a directory in perl?

1063

How do you give functions private variables that retain their values between calls?

937

There are two types of eval statements i.e. Eval expr and eval block. Explain them.

1012

Which of these is a difference between Perl and C++ ?

1015

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

977

what is the main function of fork() in cgi programming?

1118

How do you you check the return code of a command in perl?

976

What are the various uses of perl?

1014

What is perl? What is the basic command to print a string in perl?

865

What's the difference between /^Foo/s and /^Foo/?

1176

Comment on array slicing and range operator

936

Differentiate between arrays and list in perl.

981

What are perl strings?

879

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