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CGI Perl Interview Questions
Questions Answers Views Company eMail

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

Photon, Wipro,

9 32045

Name an instance where you used a CPAN module?

IBM, TCS,

3 9823

How do you open a file for writing?

6 10114

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

2 12091

When would you not use Perl for a project?

IBM,

1 9639

What is a hash?

Photon, Satyam, Wipro,

6 11797

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

Cap Gemini, DELL, Electronic Data, TCS,

10 42160

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

AppLabs,

6 14141

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 8001

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 6453

What is the difference between module and package?

EDS, IBM, Symantec,

4 27789

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

IBM,

4 7308

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

IBM,

2 5586

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

IBM,

3 8858

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

ABC, Symphony,

1 6282

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Un-Answered Questions { CGI Perl }

How will you create a file in perl?

521

What does the’$_’ symbol mean?

569

How to connect to SQL server through Perl?

562

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

438

Explain goto label?

509




How to do comment in perl?

577

Explain lists and ivalue?

557

How do you set environment variables in perl?

552

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

547

What is a chomp() function in perl?

513

Explain the use of 'my' keyword in perl?

559

what is Chop & Chomp function does?

593

What does undef function in perl?

521

what are the two ways to get private values inside a subroutine or block?

508

what are steps to do to lock the sony ericsson mobile with password?

1810

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