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 is the difference between for & foreach, exec & system?

Photon, Wipro,

9 35049

Name an instance where you used a CPAN module?

IBM, TCS,

3 11177

How do you open a file for writing?

6 12131

How would you replace a char in string and how do you store the number of replacements?

2 13035

When would you not use Perl for a project?

IBM,

1 10478

What is a hash?

Photon, Satyam, Wipro,

6 14071

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

Cap Gemini, DELL, Electronic Data, TCS,

10 45685

Write a script for 'count the no.of digits using regular expressions in perl..

AppLabs,

6 15847

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?

HP,

5 9990

Can any1 tell me 2 write the script using perl script 2 looking at a log file 2 see wheather the test has passed or not.

TCS,

3 7695

What is the difference between module and package?

EDS, IBM, Symantec,

4 29876

How can you create an object of a class in a package?

IBM,

4 8849

what is the procedure to define a user define module in your perl application?

IBM,

2 6560

How would you trap error occurred in the perl program/file?

IBM,

3 10344

what r the different type of function in perl ???

ABC, Symphony,

1 7051

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Un-Answered Questions { CGI Perl }

How to know whether a key exists or not in perl?

974

How to print escaping characters inside a string in perl?

892

Explain lists in perl?

962

How to renaming a file in perl programming?

1038

What is the use of strict?

916

What is the difference between die and exit in perl?

989

What is the use of '>>' in perl?

994

Differentiate use and require?

937

What are the advantages of c over Perl?

923

What is the function of virtual documents in cgi programs?

959

Define print() function in perl?

899

Write a program to download the contents from www.perlinterview.com/answers.php website in Perl.

881

What does last statement do in perl?

994

How do you turn on the perl warnings?

914

What does -> symbol indicates in Perl?

969

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