Download JNTUA MCA 2018 July Reg-Supply 3rd Sem 9F00303 Linux Programming Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2018 June-July Regular Supply 3rd Sem 9F00303 Linux Programming Previous Question Paper

Code: 9F00303

MCA III Semester Supplementary Examinations May 2018
LINUX PROGRAMMING
(For 2011 (LC), 2012, 2013, 2014, 2015 & 2016 admitted batches only)

Time: 3 hours Max. Marks: 60

Answer any FIVE questions
All questions carry equal marks
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1 Give brief description on the different awk operators.

2 Write a shell script to find the factorial of any given number.

3 Distinguish between:
(a) getch and getchchar.
(b) putc and putcahr.
(c) fgets and gets.

4 (a) What is a process? List and explain the properties of a process.
(b) Write short notes on vfork and wait system calls.

5 (a) Explain about the importance of reliable signals in Linux.
(b) With the help of syntax and example, explain kill, raise and pause functions.

6 (a) Discuss in detail about the role of semaphores in Linux programming.
(b) In what way a pipe differs from FIFO? Explain.

7 Why we need threads? Discuss in detail about the POSIX threads.

8 Write short notes on the following:
(a) Connection oriented protocols.
(b) Sockets.

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