Which exact command is used to list the files and directories with the size of the file or directory?
ls -l
ls -s
ls -k
ls -h
Correct Answer :
A. ls -l
The ls l command is used to list the files and directories with the size of the file or directory.
Related Questions
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 number is used for read permission in the Linux operating system?
4
2
1
0
Which Linux command is used to display information regarding file systems about the total space and free space?
file
info
df
ds
Which exact command is used to kill a running process using process id?
killall
kill -9
kill -p
kill -s
Which of the following Linux distribution does not follow the File Hierarchy System?
a) Ubuntu
b) GoboLinux
c) NixOS
d) Redhat
Options:
A and B
A and C
B and C
B and D
Which of the following statements are the correct about XXXsed command?
a) The sed command is used to display modified data on the console screen, actual data in the file remain the same.
b) The sed command is used to modify the data of a file permanently.
c) The regular expressions are used to display modified data of a file in the sed command.
d) The sed command does not use regular expressions.
Options:
A and C
A and D
B and C
B and D
Which of the following types of encodings are used by the strings command?
a) 16-bit little endian
b) 16-bit big endian
c) 7-bit byte ASCII
d) None of the above
Options:
A and B
B and C
A, B, and C
D
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 kill a process by name?
killall
kill -n
kill -p
kill -s
Which exact command is used to change the only modification time of a file in the Linux operating system?
touch -m
touch -k
touch -p
touch l
How to print non-empty line from the given file using AWK?
awk 'NF > 0'
awk 'NF'
awk 'NE > 0'
awk 'NE'
Which of the following command is used to schedule tasks in the Linux system?
schedule
stask
at
ats
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
What is the full form of MTU?
Maximum Transmission Unit
Minimum Transmission Unit
Multiple Transmission Unit
Minimum Transactional Unit
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 exact command is used to change the group of a user in the Linux system?
usermod -g
usermod -g
usermod -c
usermod -c
Which symbol is used with the environment variable name?
#
@
&
$
There are the following statements that are given below, which of them are correct about the Linux File System?
a) File System is a layer in the Linux operating system, which is used to control the management of storage data.
b) It provides the arrangement of files in the disk storage.
c) It is used to manage information about files like name, size, creation, and modification time.
d) Linux File System is the software that runs only on Intel architecture.
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
Which of the following symbol is used to match the empty string at the beginning of a word?
\
%
$
(
There are the following statements that are given below, which of them are correct about the id command in the Linux operating system?
a) This command describes the user id.
b) This command describes the group id.
c) This command describes the list of groups belongs to the user.
d) All the above
Options:
A and B
A and C
B and C
D
Which of the following redirection operator is used to append the content in a file?
>
<
>>
<>
The grep stands for?
Global Regular Expression Print
General Regular Expression Pegging
General Regular Expression Post
Global Regular Expression Post
What is the full form of ORS in AWK?
Output Record Separator
Output Record Symbol
Output Resumed Symbol
Object Record Separator
Which of the following command is used to display the last executed commands list?
lastcmd
last
history
chistory
Which of the following command is used to change the group owner of a file?
group
chgroup
chown
chgrp
Which of the following notations are correct for owners of a file?
a) a
b) o
c) u
d) g
Options:
A and B
A, B, and C
A, B, and D
A, B, C, and D
Which exact command is used to list the files and directories with the size of the file or directory?
ls -l
ls -s
ls -k
ls -h
Which of the following command is used to save and quit from the vi editor?
:q
:Q
:wq
:q!
Which of the following command is used to display the list of available groups in the system?
listgroup
list
getent
groups