B.C.A. (Semester (CGPA) Examination Mar/Apr-2018
LINUX AND SHELL PROGRAMMING
Time: 2½ Hours
Max. Marks: 70
Instructions: Q.1 and Q.7 are compulsory. Attempt any two questions from Q. 2 to Q. 4. Attempt any one questions from Q.5 and Q.6. Figures to the right indicate full marks.
Q.1
Choose the correct alternatives:
14
directory contains binary executable file.
bin
lib
dev
etc
In sort command option used sort in numeric order.




In VI- editor character moves the cursor one character to the right.
l
n
b
w
symbol matches only a single character in file name.




Octal representations of rw- permission are
644
642
624
654
command used for merges lines of files.
paste
more
merge
tee
symbol matches all character in file name.




In ls option used to list all the hidden files along with the other file.




Which types of security provide by Linux?
Login password
File permission
File encryption
All of these
10) In a Linux file system root is the top level directory.
True
False
11) Kernel acts as agent between user and network.
True
False
12) cat command used to only create a file.
True
False
Page 2 of 2
SLR-CV-14
13) All Linux command must always be entered in small case letter.
True
False
14) Bourne shell offers a command history feature.
True
False
Q.2
Explain boot loader.
05
What is shell? Explain it's types.
05
Write note on X-window.
04
Q.3
What is file? Explain it's types.
05
Explain history of Linux Operating system.
05
Explain Chmod command.
04
Q.4
Explain listing a file.
05
What is Redirection? Explain it's types.
05
Explain chown and chgrp command.
04
Q.5
Explain pipe command.
07
Write a program to display give number is prime or not.
07
Q.6
Explain vi-editor.
07
Write a program to display give number is Armstrong or not.
07
Q.7
Write short notes on (any two)
14
NFS
File Compression
grep command