Which of the following command is used to assign a new name to the Linux built commands?
newcmd
new
alias
aliasname
Correct Answer :
C. alias
The alias command is used to assign a new name to the Linux built commands?
Related Questions
What is the full form of AWK?
Active Working Kit
Active Well Kudos
Aho Weinberger Kernighan
Anderson Washington Kernighan
Which of the following symbol is used to match the empty string at the beginning of a word?
\
%
$
(
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
Which of the following command is used to delete current line from the file?
dd
r
x
X
Which of the following directories that contain the shared libraries in the Linux System?
/sbin
/lib
/bin
/opt
Who was developed the vi editor?
Bill joy
James gosling
Andy Bechtolseim
Scott G. McNealy
Which of the following signal is used to PAUSE and STOP the processes?
SIGSTOP
SIGSTP
SIGPAUSE
SIGPS
Which of the following command is used to perform mathematical expression and print output on the terminal?
expr
exp
calexp
calexpr
Which of the following command is used to display and manipulate routing tables in the Linux operating system?
routepath
routetable
route
alterroute
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 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
There are the following statements that are given below, which of them are correct about environment variables in Linux operating system?
a) The environment variables are used to store some values that can be used by the application.
b) The environment variables are used to customize the behavior of the applications.
c) The environment variables can impact the performance of the system.
d) The environment variable used a % symbol for variables.
Options:
A and B
C and D
A, B, and C
B, C, 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 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 move to the last line in the file?
G
K
Dot (.)
``
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 command is used to copy one word in vi editor?
c
w
cw
yw
Which of the following symbol is used to run a background process?
#
&
@
$
In Linux File System, which symbol is used before filename in case of hidden files?
#
$
Dot (.)
@
How to change the normal user to root user using the terminal in the Linux operating system?
Using sudo command
Using su command
Using super command
None of the above
There are the following options that are given below, which of them are the correct environment variable used in the Linux operating system?
a) SHELL
b) TERM
c) PATH
d) HOME
Options:
A and B
C and D
A, C, and D
A, B, C, and D
There are the following statements that are given below, which of them are the correct about the last command in the Linux system?
a) This command displays the information about the last logged in timing for the user.
b) The last command is used to display the last executed process in the system.
c) This command displays IP address, username, and duration of logging in.
d) The log information is stored in the /var/log/wtmp file.
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
Which exact command is used to list the files and directories along with hidden files?
ls -l
ls -k
ls -a
ls -n
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
How can we shut down the system immediately using the shutdown command?
shutdown immediate
shutdown now
shutdown n
shutdown final
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 the following security mechanism are used in the Linux operating system?
a) Authentication
b) Authorization
c) Cryptography
d) All the above
Options:
A and B
B and C
A and C
D
Which of the following command is used to change the owner of a file?
owner
chgown
chown
changeowner
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
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