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
Correct Answer :
D. A, B, C, and D
All given options are the correct types of Linux shells.
Related Questions
Which of the following command is used to swap two lines in the vi editor?
sl
SL
DDP
ddp
Which command is used to read data from the standard input device and write to the standard output and one or more files?
tea
tei
tie
tee
Which of the following commands are used to view the content of file screen wise?
a) more
b) less
c) cat
d) tac
Options:
A and B
C and D
A and C
B and C
Which of the following command is used to replace the current character in the vi editor?
R
rr
r
rc
Which command is used to copy a file from one location to another location?
copy
copyfile
cp
None of the above
What status is returned on an error by the updatdb command?
0
1
2
3
Which of the following command is not used to extract a compressed file?
untar
tar
gunzip
bunzip2
Which of the following command is used to know about the swap memory of the system?
swapmem
free
sw
sp
What is the full form of ORS in AWK?
Output Record Separator
Output Record Symbol
Output Resumed Symbol
Object Record Separator
What is the file system?
The file system is part of the Linux kernel which is used to call boot loader.
A file system is a user program to copy files from one location to another programs.
The file system is part of Linux OS which is used to arrange files and directories.
None of the above
Which of the following is used to match any set of characters from the specified file in the grep command?
()
{}
[]
##
Which of the following directories that contain the executable binary files that require root privileges to perform tasks?
/sbin
/lib
/bin
/opt
Which of the following Linux command is used to configure a wireless network interface in the Linux operating system?
wirelessconfig
wconfiguration
iwconfig
wwconig
There are the following statements that are given below, which of them are correct about GID in the Linux operating system?
a) GID is a group identification number that is used it identify a group in Linux OS.
b) GID is provided by the Linux operating system to the newly created group.
c) GID is provided by the user who created the group in the Linux operating system.
d) GIDs are stored in /etc/group file.
Options:
A and B
A, B, and D
A, B, and C
B, C, and D
Which exact command is used to assign all read, write and execute permission to all owners of a file?
chmod 7
chmod 777
chown 777
chgrp 777
Which exact command is used to show information about specified interface?
ip show
ip a show
ip b show
ip
Which exact command is used to kill a process by name?
killall
kill -n
kill -p
kill -s
What are the correct types of file systems used in the Linux operating system?
a) Ext3
b) Ext4
c) JFS
d) XFS
Options:
A and B
C and D
A, B, and C
A, B, C, and D
Which of the following command is used to change the permissions of a file?
chperm
chmod
chown
permission
Which of the following option is used in grep command to search specific words from a file by ignoring case?
-a
-i
-c
-ing
The grep stands for?
Global Regular Expression Print
General Regular Expression Pegging
General Regular Expression Post
Global Regular Expression Post
Which command is used to rename the existing group?
rename
rengroup
groupmode
groupmod
Which of the following environment variables contains the path of the user's unique id?
UID
USERID
USRID
ID
Which of the following terminal command is used to send an email?
electronicmail
mailcmd
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 statements are the correct about XXXod command?
a) This command is used to display the content of the file in octal format.
b) This command is used to display the content of the file in hexadecimal format.
c) This command is used to display the content of the file in ASCII format.
d) All the above.
Options:
A and B
A and C
B and C
D
How can we differentiate between file and directory from the output of ls command?
Directories are mentioned in capital letters in the output of ls command.
The d character is used before permissions in the output of ls command.
Both of the above
None of the above
Which exact command is used to remove a non-empty directory?
rmdir -removeall
rmdir -n
rmdir -rf
rmdir -ra
There are the following statements that are given below, which of them is correct about Linux kernel?
The kernel is the main part of the Linux root file system.
The kernel is a core part of OS, which acts as a bridge between hardware and user programs.
The kernel is one kind of shell used by system calls.
None of the above
Which of the following command is used to view the content of the compressed file?
cat
gzip
zcat
zipcat