How can we shut down the system immediately using the shutdown command?
shutdown immediate
shutdown now
shutdown n
shutdown final
Correct Answer :
B. shutdown now
The shutdown now command is used to shut down the system immediately using the shutdown command.
Related Questions
Which exact command is used to change from the current directory to the previous directory?
cd ..
cd ~
cd -
cd .
Which exact command is used to list the files and directories with group id and owner id instead of their names?
ls -l
ls -n
ls -k
ls -h
Which of the following Linux command is used to configure a wireless network interface in the Linux operating system?
wirelessconfig
wconfiguration
iwconfig
wwconig
Which of the following command are used for compressed files?
a) zcat
b) zmore
c) zless
d) zgip
Options:
A and B
A and C
A, B, and C
A, B, and D
Which of the following Linux command is used to remove the value of an environment variable?
removeenv
remove
unset
delete
Which of the following command is used to replace the current character in the vi editor?
R
rr
r
rc
Which of the following commands are built-in shell commands in the Linux operating system?
a) pwd
b) cd
c) export
d) echo
Options:
A and B
C and D
A, B, and C
A, B, C, and D
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
How can we shut down the system immediately using the shutdown command?
shutdown immediate
shutdown now
shutdown n
shutdown final
Which of the following command is used to print the 3rd column of a specified file?
awk '{print $3}
awk '{print $2}
awk '{print $N2}
awk '{print $N3}
Which of the following commands are used to create files in the Linux Operating System?
a) cat
b) echo
c) touch
d) printf
Options:
A and B
C and D
A, B, and C
A, B, C, and D
Which of the following types of arguments or operators are supported by expr command?
a) Plus '+' operator
b) Modulus operator
c) Regular expressions
d) Set of characters in the string
Options:
A and C
A and B
A, B, and C
A, B, C, and D
Which of the following operator is used to set and override the permission of a file in chmod command?
+
=
*
-
There are the following statements that are given below, which of them are correct about AWK in the Linux operating system?
a) AWK is a scripting language, which is used to perform operations on data and generate reports.
b) The compilation is not required for AWK programs.
c) The compilation is required for AWK programs.
d) We can use logical operators, string functions, and numeric functions in AWK programs.
Options:
A and B
A and D
A, B, and D
A, C, and D
Which of the following Linux command is used to print all environment variables?
printenv
env
envvars
envs
Which exact command is used to see the calendar of the year 2020?
cal 2020
cal -y 2020
calendar 2020
None of the above
Which of the following directory contains the scripts related to service used in the Linux operating system?
/etc/services/
/etc/scripts/
/etc/init.d/
/etc/services/scripts/
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 of the following option is used in grep command to search specific words from a file by ignoring case?
-a
-i
-c
-ing
What is the full form of GPL in Linux licensing?
Global Public License
General Private License
General Public License
Global Private License
Which of the following command is used to schedule tasks in the Linux system?
schedule
stask
at
ats
Which of the following command is used to get brief information about Linux commands and functions?
info
incmd
whatis
cmddocs
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 of the following operator is used to execute multiple commands in a single line?
;
%
&&
||
There are the following statements that are given below, which of them are correct about Wildcards in the Linux operating system?
a) Wildcards are the string patterns that contain some special characters.
b) Wildcards are used to perform actions on one or more file that uses the same pattern.
c) Linux shell used wildcard characters for globbing.
d) All the above
Options:
A and B
A and C
A, B, and C
D
How can we view and add content in the kernel ARP table?
arpmod
arpalter
arptable
arp
The grep stands for?
Global Regular Expression Print
General Regular Expression Pegging
General Regular Expression Post
Global Regular Expression Post
Which of the following are the inbuilt variables in AWK?
a) FS
b) OFS
c) KFS
d) ORS
Options:
A and B
A, C, and D
A, B, and D
A, B, C, and D
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
Which of the following is used to match any set of characters from the specified file in the grep command?
()
{}
[]
##