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
Correct Answer :
C. A, B, and D
Options A, B, and D are the correct inbuilt variable in AWK.
Related Questions
Which exact command is used to find files whose permissions are 765 in the current directory?
find . -perm 765
find . -per 765
find . -p 765
find . -prm 765
Which exact command is used to show information about specified interface?
ip show
ip a show
ip b show
ip
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 symbol is used to match preceding character N times or more than N times?
(N)
(N,)
{N}
{N,}
Which exact command is used to kill a process by name?
killall
kill -n
kill -p
kill -s
Which exact command is used to display the signal names used in the Linux operating system?
signal -all
kill -p
kill -l
kill -s
Which of the following types of regular expressions are used in the Linux operating system?
a) Basic Regular Expression
b) Extended Regular Expression
c) Crond Regular Expression
d) Perl Regular Expression
Options:
A and B
A, B, and D
A, B, and C
A, B, C, and D
There are the following commands that are given below, which of them are correct locate command in the Linux operating system?
a) The locate command is also used to search a file.
b) The locate command searches the file into the database.
c) The locate command slower than find command.
d) The locate command search file in MySQL database only.
Options:
A and B
A and C
A, B, and C
A, B, C, and D
In which year vi editor was developed?
1976
1980
1982
1988
How can we view and add content in the kernel ARP table?
arpmod
arpalter
arptable
arp
Which of the following command uses regular expressions in the Linux operating system?
a) grep
b) sed
c) rename
d) bash
Options:
A and B
C and D
A, B, and C
A, B, C, and D
Which of the following statements are the correct about grep command?
a) This command is used to filter the content of the file.
b) This command is not used to filter the content of the file.
c) We can search the specified word in the file using grep command.
d) There is no grep command that exists in the Linux operating system.
Options:
Only A
Only A
A and B
A and C
Which of the following redirection operator is used to append the content in a file?
>
<
>>
<>
There are the following statements that are given below which of them are correct about the ss command in the Linux operating system?
a) The ss command is the replacement for the netstat command.
b) It is faster than the netstat command.
c) We can display all UDP and TCP socket connections using ss command.
d) The ss can display all TCP socket connections only.
Options:
A and B
A and C
A, B, and C
A, B, and D
Which of the following command is used to change the owner of a file?
owner
chgown
chown
changeowner
Which of the following characters are used for wildcards in the Linux operating system?
a) ?
b) *
c) []
d) <>
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 directories that contain the executable binary files that require root privileges to perform tasks?
/sbin
/lib
/bin
/opt
Which file contains encrypted user's passwords?
/etc/passwords
/etc/shadow
/etc/pwd
/etc/pwds
Which of the following directories contains binary files?
a) /sbin
b) /lib
c) /bin
d) /var
Options:
A and B
A and C
A, B, and C
A, B, C, and D
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 remove an existing alias?
rmalias
unalias
delalias
ralials
Which of the following Linux command is used to print all environment variables?
printenv
env
envvars
envs
Which exact command is used to change from the current directory to the previous directory?
cd ..
cd ~
cd -
cd .
Which command is used to rename the existing group?
rename
rengroup
groupmode
groupmod
Which Linux command is used to un-mount the external storage devices from the Linux file system?
unmount
umount
nmount
None of the above
Which of the following symbols are used for a regular expression in the Linux?
a) $
b) ?
c) _
d) +
Options:
A and B
A, B, and D
A, B, and C
A, B, C, and D
Which of the following configuration file is used by updatedb command?
/etc/db.conf
/etc/locatedb.conf
/etc/updatedb.conf
/etc/update.conf
Which command is used to get the path of the current directory?
cdir
dir
pwd
pdir
Which of the following command is used to move up in the vi editor?
I
h
j
k