What is the extension of compressed file generated by bzip2 command?
.zip2
.bz2
.b2
.z2
Correct Answer :
B. .bz2
The .bz2 is the extension of compressed file generated by bzip2 command.
Related Questions
There are the following statements that are given below, which of them are correct about Regular expressions in the Linux operating system?
a) The regular expressions are strings that are used for pattern matching in some Linux commands.
b) The regular expressions are also known as a regex.
c) The regular expressions use some characters that each has a different meaning.
d) Regular expressions can only be used in the Linux commands.
Options:
A and B
C and D
A, B, and C
A, B, C, and D
Which of the following directory contains C language header files?
/usr/cfiles
/usr/include
/usr/headers
/usr/includes
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 exact command is used to down interface eth0 in the Linux operating system?
ifconfig down eth0
ifdown eth0
down eth0
ifconfig -d eth0
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
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)
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
nslookup stands for?
Network System lookup
Network Server lookup
Name Server lookup
Next Server lookup
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 statements that are given below, which of them are correct about the /var directory in the Linux operating system?
a) This directory contains log files.
b) This directory contains cache files.
c) This directory contains spool files.
d) All the above
Options:
A and B
A and C
B and C
D
Which of the following command is used to copy a line in the vi editor?
CC
cc
YY
yy
Which exact command is used, remove write, and execute permission from a file?
chmod w-x
chmod x-w
chmod we
chmod wx
Which of the following redirection operator is used to append the content in a file?
>
<
>>
<>
Which Linux command is used to un-mount the external storage devices from the Linux file system?
unmount
umount
nmount
None of the above
There are the following statements that are given below, which of them are correct responsibilities of the kernel?
a) Device management
b) Memory management
c) Creation of user programs
d) Process management
Options:
A and B
A and C
A, B, and C
A, B, and D
Which command is used to pass control of group membership to another user?
groupuser
gpasswd
grouppasswd
None of the above
Which of the following command is used to perform mathematical expression and print output on the terminal?
expr
exp
calexp
calexpr
Which command is used to create a new group in the Linux operating system?
creategroup
addgroup
groupadd
groupcreate
Which of the following environment variables contains the path of the user's unique id?
UID
USERID
USRID
ID
Which exact command is used to list the files and directories with group id and owner id instead of their names?
ls -l
ls -n
ls -k
ls -h
Who was developed the vi editor?
Bill joy
James gosling
Andy Bechtolseim
Scott G. McNealy
Which of the following Linux command is used to transfer files to the remote computer?
cp
copy
ssh-copy
scp
Which Linux command is used to create an encrypted password?
encrypt passwd
secure passwd
openssl passwd
All the above
The Linux Kernel is used to?
Manage hardware components
Execute user programs
Save database files
All of the above
There are the following options that are given below, which of them are not correct environment variables used in the Linux operating system?
USERID
ENV
EDITOR
USER
Which of the following number is used for read permission in the Linux operating system?
4
2
1
0
In the cut command, a delimiter can be?
a) Hyphen
b) Space
c) Slash
d) All of the above
Options:
A
B
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 command is used to rename the file names that contain text with txt in the current directory?
rename 'r/txt/text' *
rename 'e/text/txt' *
rename 's/txt/text' *
rename 's/text/txt' *
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