What are the basic components of the Linux operating system?
a) Kernel
b) Kernel Modules
c) Shared Libraries
d) User Programs
Options:
A and B
A, B, and C
B, C, and D
A, B, C, and D
Correct Answer :
D. A, B, C, and D
All given options are components of the Linux operating system.
Related Questions
There are the following statements that are given below, which of them are correct about Globbing?
a) The Globbing is used to recognize the wildcard characters and then expand them into path-name.
b) The Globbing is also known as path-name expansion.
c) The File Globbing is not supported by the Linux operating system.
d) All the above
Options:
A and B
A and C
A, B, and C
D
In the cut command, a delimiter can be?
a) Hyphen
b) Space
c) Slash
d) All of the above
Options:
A
B
C
D
Which of the following command is used to undo the last command in the vi editor?
uu
x
X
u
Which exact command is used to remove a directory with its sub-directories?
rmdir -a
rmdir -p
rmdir -s
rmdir -k
What are the correct types of file systems used in the Linux operating system?
a) Ext3
b) Ext4
c) JFS
d) XFS
Options:
A and B
C and D
A, B, and C
A, B, C, and D
There are the following statements that are given below which of them are correct about traceroute in the Linux operating system?
a) It is a network troubleshooting command which is used to trace the number of hops is required for packets to reach the destination.
b) This command requires root privileges.
c) By default, it is not installed in the Linux system
d) All of the above
Options:
A and B
B and C
A and C
D
Which command is used to read data from the standard input device and write to the standard output and one or more files?
tea
tei
tie
tee
Which of the following command is not used to extract a compressed file?
untar
tar
gunzip
bunzip2
Which of the following option is used in grep command to search specific words from a file by ignoring case?
-a
-i
-c
-ing
Which of the following terminal command is used to send an email?
electronicmail
mailcmd
Which command is used to rename a file?
rename
ren
name
None of the above
There are the following statements that are given below, which of them are the correct about the service command in the Linux system?
a) The service command is used to start a service by calling the associated script.
b) The service command is used to stop service by calling the associated script.
c) The service command is used to pause a service by calling the associated script.
d) The service command is used to restart a service by calling the associated script.
Options:
A and B
A, B, and D
B, C, and D
A, B, C, and D
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
Which of the following commands are used to know about the current user?
a) who
b) whoami
c) who am i
d) w
Options:
A and B
C and D
A, B, and C
A, B, C, and D
In Linux File System, which symbol is used before filename in case of hidden files?
#
$
Dot (.)
@
Which Linux command is used to know, how long a computer has been running?
startup
uptime
startuptime
time
The /opt directory comes in which category of directories?
Binary directories
Data directories
Variable directories
Memory directories
There are the following options that are given below, which of them are correct Linux distributions?
a) Red Hat
b) Ubuntu
c) Arch Linux
d) Fedora
Options:
A and B
A and D
B and D
A, B, C, and D
What is the default size of MTU in the Linux operating system?
a) cat
b) file
c) help
d) man
Options:
1000
1500
2000
2600
Which of the following is not the inbuilt variable in AWK?
NR
NF
FN
FILENAME
Which of the following command is used to move up in the vi editor?
I
h
j
k
Which of the following symbol is used to match preceding character N times or more than N times?
(N)
(N,)
{N}
{N,}
How can we shut down the system by notifying all users?
Using init 0 command
Using init 6 command
Using shutdown command
Using turnoff command
Which of the following commands are used to display the information about the Linux commands?
a) man
b) info
c) infocmd
d) All the above
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
What is the default UID of root user in the Linux operating system?
0
1
2
3
How to print lines of a given text file from line number 2 to 4 using AWK?
awk 'NR==2, NR==4 {print NR,$0}'
awk 'NR==2 to NR==4 {print NR,$0}'
awk 'NR==2-4 {print NR,$0}'
awk 'NR==2,4 {print NR,$0}'
In which unit, time passed in sleep command by default?
Seconds
Minutes
Milliseconds
Microseconds
Which exact command is used to disable password for a particular user?
usermod -D
usermod -d
usermod -l
usermod -L
Which of the following are correct types of shells used in the Linux operating system?
a) Bourne shell
b) Korn shell
c) Bourne Again shell
d) POSIX shell
Options:
A and B
B and C
A, B, and C
A, B, C, and D
There are the following statements that are given below which of them are correct about the host command in the Linux operating system?
This command is used to display domain name for specified IP address.
This command is used to display an IP address for the specified domain name.
Both of the above
None of the above