Download JNTUA MCA 2014 Oct Supply 4th Sem 06MC404C Perl Programming Question Paper

Download JNTUA (JNTU Anantapur) MCA (Master of Computer Applications) 2014 Sept-Oct Supplementary 4th Sem 06MC404C Perl Programming Question Paper

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Code: 06MC404C
MCA IV Semester Supplementary Examinations September/October 2014
PERL PROGRAMMING
(For students admitted in 2008 only)
Time: 3 hours Max Marks: 60
Answer any FIVE questions
All questions carry equal marks
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1 (a) Differentiate between ?while? and ?until? loops in perl.
(b) Explain ?for? and ?foreach? loops with an example programs.

2 (a) Write a short note on perl profiler.
(b) Discuss various commands used for debugging a perl program.

3 What are the perl functions associated with system V IPC mechanism? Explain them.

4 (a) Define character class. Explain various ways of customizing a character class.
(b) What are the meta symbols used in perl?

5 (a) Give the procedure for passing references in subroutines.
(b) Write a perl program to find the factorial of a number.
(c) Write short notes on format variables.

6 (a) Describe the procedure for accessing and printing hash of arrays with an example.
(b) Compare arrays with hashes in perl.

7 Explain the concept of forms with respect to CGI programming.

8 Write a short note on the following related to CGI:
(a) Here documents.
(b) E-mail.
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