There are the following statements that are given below, which of them are correct system libraries in Linux operating system?
a) System libraries are a special program.
b) We can use kernel functionalities using system libraries.
c) System libraries are user programs.
d) System libraries used system calls.
Options:
A and B
B and C
A, B, and D
A, B, and C
Correct Answer :
C. A, B, and D
Statements A, B, and D are correct about the Linux operating system.
Related Questions
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
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 redirection operator is used to append the content in a file?
>
<
>>
<>
Which of the files gets edited when we create a new in Linux operating system?
a) /etc/group
b) /etc/shadow
c) /etc/gshadow
d) /etc/passwd
Options:
A and B
C and D
A, B, and C
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 Linux command is used to create an encrypted password?
encrypt passwd
secure passwd
openssl passwd
All the above
Which command is used to compress a file?
zip
gzip
ezip
mzip
Which of the following are non-standard directories?
a) /lost+found
b) /var
c) /run
d) /cdrom
Options:
A and B
A and C
A, C, and D
A, B, C, and D
By default, how many last lines shown by tail command?
5
8
10
12
Which file contains encrypted user's passwords?
/etc/passwords
/etc/shadow
/etc/pwd
/etc/pwds
A Linux operating system supports?
a) Multitasking
b) Multiprogramming
c) Multiuser
d) Multithreading
Options:
A and C
A, C and D
A, B, and C
A, B, C, and D
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
How to print lines of a given text file from line number 2 to 4 using AWK?
awk 'NR==2, NR==4 {print NR,$0}'
awk 'NR==2 to NR==4 {print NR,$0}'
awk 'NR==2-4 {print NR,$0}'
awk 'NR==2,4 {print NR,$0}'
Which of the following command is used to copy one word in vi editor?
c
w
cw
yw
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
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
What is the full form of GPL in Linux licensing?
Global Public License
General Private License
General Public License
Global Private License
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
There are the following statements that are given below, which of them are correct about Linux?
a) Linux is system software.
b) Linux is a multitasking operating system.
c) Linux was developed by Dennis Ritchie
d) Linux is an open-source operating system.
Options:
A and B
B and C
A, C, and D
A, B, and D
How can we see the compression ratio of a file?
Using -c option of gzip command
Using -r option of gzip command
Using -l option of gzip command
Using -cr option of gzip command
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
Which exact command is used to remove a user from the group in the Linux system?
delgroup d
remusr d
gpasswd -d
rm d
Which of the following directory contains device files?
/device
/devfile
/dev
/sys
Which of the following command is used to change the owner of a file?
owner
chgown
chown
changeowner
Which of the following command is used to view the content of the compressed file?
cat
gzip
zcat
zipcat
In Linux File System, which symbol is used before filename in case of hidden files?
#
$
Dot (.)
@
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
Which of the following is known as match operator in AWK?
=
!
~
==
There are the following statements that are given below, which of them are correct about vi the editor?
a) The vi editor is also known as a Visual editor.
b) The vi editor is used to create and edit text files.
c) It is a very user-friendly editor and works on different distributions of Linux.
d) vim is the improved version of the vi editor.
Options:
A and B
C and D
A, B, and C
A, B, C, and D
Which of the following command is used to delete current line from the file?
dd
r
x
X