There are the following statements that are given below, which of them are correct about the /sys directory in the Linux operating system?
a) The /sys directory contains kernel related information.
b) The /sys directory contains information about hardware devices.
c) The /sys directory contains user-related information.
d) All the above
Options:
A and B
A and C
B and C
B and D
Correct Answer :
A. A and B
Statements A and B are correct about the /sys directory.
Related Questions
The Linux Kernel is used to?
Manage hardware components
Execute user programs
Save database files
All of the above
There are the following statements that are given below, which is correct about the SHELL environment variables in Linux operating system?
This environment variable is used to execute shell scripts.
This environment variable contains the path of shell which is being used by the user.
This environment variable contains the path of the compiler which is used for shell script compilation.
This environment variable is set by default with the username.
Which command is used to know about groups that belong to the current user?
grouplist
groups
groupinfo
groupinformation
Which of the following command is used to move left in vi editor?
I
h
j
k
Which of the following command is used to enable the shell expansion?
shell +x
shell -x
set -x
set +
Which of the following commands are used to switch from command mode to insert mode in the vi editor?
a) i
b) a
c) o
d) O
Options
A and B
A and C
A, C, and D
A, B, C, and D
There are the following statements that are given below, which of them are correct about the /var directory in the Linux operating system?
a) This directory contains log files.
b) This directory contains cache files.
c) This directory contains spool files.
d) All the above
Options:
A and B
A and C
B and C
D
Which of the following command is used to paste before the current line in the vi editor?
y
Y
p
P
Which command is used to print file content in reverse order line wise, it means, the last line will print first and then print the second last line and so on?
reverse
tac
cat
gedit
Which exact command is used to show information about specified interface?
ip show
ip a show
ip b show
ip
Which of the following is not a data directory?
/mnt
/root
/home
/proc
Which of the following statements are the correct about XXXuniq command?
a) This command is used to delete unique data from a file permanently.
b) This command is used to display a sorted list in which every word will occur only once.
c) We can count the occurrence of a word using uniq command.
d) None of the above
Options:
A and B
A and C
B and C
B and D
Which of the following command is used to swap two lines in the vi editor?
sl
SL
DDP
ddp
Which of the following is used to match any set of characters from the specified file in the grep command?
()
{}
[]
##
Which of the following command is used to copy one word in vi editor?
c
w
cw
yw
Which of the following command is used to get information about the File Hierarchy System?
man rfs
man hier
man hfs
man fhs
Which command is used to cut a file from one location and paste to the other location?
cut
ct
move
mv
Which exact command is used to get information about routing tables?
netstat -p
netstat -s
netstat -r
None of the above
Which of the following commands are used to view the content of file screen wise?
a) more
b) less
c) cat
d) tac
Options:
A and B
C and D
A and C
B and C
What status is returned on an error by the updatdb command?
0
1
2
3
Which of the following number is used for read permission in the Linux operating system?
4
2
1
0
Which of the following directories does not take disk space?
a) /proc
b) /dev
c) /var
d) /home
Options:
A and B
A, B, and C
A, B, and D
A, B, C, and D
Which of the following command is used to switch two characters in vi editor?
sc
xp
xc
xx
There are the following statements that are given below, which of them are correct about vi the editor?
a) The vi editor is also known as a Visual editor.
b) The vi editor is used to create and edit text files.
c) It is a very user-friendly editor and works on different distributions of Linux.
d) vim is the improved version of the vi editor.
Options:
A and B
C and D
A, B, and C
A, B, C, and D
There are the following statements that are given which of them are correct about Linux commands?
a) In the Linux operating system, a command is an instruction to the system to perform a particular task.
b) Linux commands are case sensitive.
c) All Linux commands are scripts written in python.
d) All of the above
Options:
A and B
A and C
B and C
D
Which of the following symbol is used to match the empty string at the beginning of a word?
\
%
$
(
Which of the following directory contains C language header files?
/usr/cfiles
/usr/include
/usr/headers
/usr/includes
Which of the following command is used to remove an existing alias?
rmalias
unalias
delalias
ralials
There are the following statements that are given below, which of them are correct about files in Linux?
a) The file can be a text, image, audio, and video file.
b) A device is also represented as a file in the Linux operating system.
c) A directory is also a file.
d) Disk partitions are also represented as a file.
Options:
A and B
A and C
A, B, C, and D
B, C, and D
Which command is used to remove a file?
remove
rm
rmfile
delete