Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 4th Sem (Fourth Semester) Regulation-R15 2021 July-August 824AB Linux Programming Previous Question Paper
Code No: 824AB
R15
2021
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA IV Semester Examinations, July/August - 2021
LINUX PROGRAMMING
Time: 3 Hours
Max.Marks:75
Answer any five questions
All questions carry equal marks
- - -
1.a)
Describe the characteristic features of Linux operating system.
b)
Summarize all the Shell Meta characters with examples.
[7+8]
2.a)
Write the syntax and examples of the following commands.
(i) tee
(ii) grep
(iii) mount
(iv) sort.
b)
Write a shell script to reverse the given number and check whether it is palindrome or
not.
[7+8]
3.a)
Differentiate between dup( ) and dup2( ) System calls.
b)
Write a C program to copy the contents of one file to other using system calls.
[7+8]
4.
Define a system call. Write about directory handling system calls with syntax and
suitable examples.
[15]
5.a)
When the process is said to be Zombie state? Write a `C' Program to illustrate Zombie
Process.
b)
Differentiate between reliable and unreliable signals.
[8+7]
6.
Write about Kernel support for a Process in Linux? Compare and Contrast wait( ) and
waitpid( ) System Calls with suitable programs.
[15]
7.
What are the limitations of anonymous pipes? Write about communication between two
unrelated processes using Named Pipes.
[15]
8.a)
Explain about Socket address structures for Internet Domain.
b)
Write a program for single client-server connection.
[8+7]
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This post was last modified on 17 March 2023