Which Linux command is used to display information regarding file systems about the total space and free space?
file
info
df
ds
Correct Answer :
C. df
The df command is used to display information regarding file systems about the total space and free space.
Related Questions
Which of the following command is used to delete the character before cursor in the vi editor?
X
x
D
d
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
Which command is used to rename a file?
rename
ren
name
None of the above
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
There are the following statements that are given below which of them are correct about the tracepath command in the Linux operating system?
a) It is also used for network troubleshooting.
b) This command requires root privileges.
c) By default, it is installed in the Linux system
d) All of the above
Options:
A and B
B and C
A and C
D
There are the following statements that are given below, which of them are the correct about the uptime command in the Linux system?
a) We can get the current system time using uptime command.
b) We can get the number of users logged in, using uptime command.
c) This command also displays CPU load average.
d) This command also displays the duration for which the computer has been running.
Options:
A and B
B and D
A, B, and D
A, B, C, and D
Which of the following is not a data directory?
/mnt
/root
/home
/proc
Which exact command is used to kill a running process using process id?
killall
kill -9
kill -p
kill -s
Which of the following information can be displayed using the netstat command?
a) Information about programs related to open socket.
b) Information about routing tables.
c) Statistics about all ports
d) All of the above
Options:
A and B
B and C
A and C
D
There are the following commands that are given, which of them are correct about the nohup command in the Linux system?
a) The nohup stands for No Hang-up.
b) The nohup stands for Notify Hang-up.
c) The nohup command is used to keeps the processes running, even the terminal gets close by the user.
d) This command is used to prevent the processes from the SIGHUP signals.
Options:
A and C
B and C
B, C, and D
A, C, and D
Which exact command is used, when we want to search words in the file that can be ABC1, ABC5, and ABC8?
grep ABC[0-9]
grep ABC(0-9)
grep ABC(0-9)
grep ABC(0-9)
There are the following options that are given below, which of them are correct signals used in the Linux?
a) SIGINT
b) SIGHUP
c) SIGQUIT
d) SIGKILL
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
Which command is used to enable/disable password for a particular user?
usermod
userenable
userdisable
change
Which of the following command is used to add a key to the SSH agent?
agent
ssh-agent
add-key
ssh-add
Which of the following command is used to delete scheduled tasks?
atrm
atdl
atdel
rmtask
What is the extension of compressed file generated by bzip2 command?
.zip2
.bz2
.b2
.z2
Which of the following command is known as bang bang in the Linux operating system?
##
,
!!
@@
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
Which of the following option is used to mention delimiter in the cut command?
-del
-d
-delmiter
-delm
Which of the following mode(s) are used in the vi editor?
Insert mode
Command mode
Both of the above
None of the above
Which of the following built-in variable is used that contains the name of the specified file in the AWK command?
NAME
FILENAME
FNAME
FN
Which of the following statements are the correct about XXXwc command?
a) This command is used to count the lines of a file.
b) This command is used to count the words of a file.
c) This command is used to count the characters of a file.
d) All the above.
Options:
A and B
A and C
B and C
D
Which exact command is used to kill a process by name?
killall
kill -n
kill -p
kill -s
What is the full form of AWK?
Active Working Kit
Active Well Kudos
Aho Weinberger Kernighan
Anderson Washington Kernighan
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 change the permissions of a file?
chperm
chmod
chown
permission
Which of the following command is used to display only directories that exist in the current directory?
ls l | grep ^d
ls | grep ^d
ls l | grep #d
ls l | grep *d
Which of the following command is used to view the content of the compressed file?
cat
gzip
zcat
zipcat
nslookup stands for?
Network System lookup
Network Server lookup
Name Server lookup
Next Server lookup
Suppose that a text file abc.txt that contains multiple lines, some of the line contains word school. Then how to print only those line who contains school using AWK?
awk '/school/ {print}' abc.txt
awk -check '/school/ {print}' abc.txt
awk -check '/school/ ' abc.txt
None of the above