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

CGI Perl Interview Questions

Questions Answers Views Company eMail

what are prefix dereferencer and list them out?

1096

Who created perl?

968

How to turn on Perl warnings? Why is that important?

1147

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

1108

How to implement a stack in Perl?

1088

How to connect to SQL server through Perl?

1119

Why does Perl not have overloaded functions?

1109

What is Perl?

1060

What does Perl do if you try to exploit the execve(2) race involving setuid scripts?

998

What are scalar data and scalar variables?

1191

How to read a file into a hash array?

1095

How to code in perl to implement the tail function in unix?

989

What does this symbol mean '->'?

1085

Why to use perl?

1004

Which has highest precedence in between list and terms? Explain?

924

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Un-Answered Questions { CGI Perl }

There are some duplicate entries in an array and you want to remove them. How would you do that?

960

What are the logical operators used for small scale operations? Explain them briefly.

1039

Explain subroutine in perl?

1009

How do I debug a perl program?

1033

What does perl do in linux?

993

How to concatenate strings with perl?

917

What is perl dbi?

937

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

1047

What is warn function in perl?

1022

What is the use of -t?

1029

you are required to replace a char in a string and store the number of replacements. How would you do that?

981

Explain the meaning of closure in perl.

1098

List the files in current directory sorted by size ?

1036

Comment on the scope of variables in perl.

968

Explain what is perl language?

981

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