Which of the following directory contains C language header files?
/usr/cfiles
/usr/include
/usr/headers
/usr/includes
Correct Answer :
B. /usr/include
The /usr/include directory contains C language header files.
Related Questions
Which of the following directories does not take disk space?
a) /proc
b) /dev
c) /var
d) /home
Options:
A and B
A, B, and C
A, B, and D
A, B, C, and D
Which of the following commands is used to create a new user in the Linux operating system?
createuser
adduser
useradd
user
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
What operations are performed when a new user is created?
Creates a new home directory for the user
The ownership and permissions are assigned to the home directory
Both of the above
None of the above
There are the following statements that are given below which of them are correct about cut command?
a) The cut command is used to select a specific column of a file.
b) We can use a delimiter in the cut command to separate the columns of a file.
c) We cannot use a delimiter in the cut command.
d) The cut command is used to move files from one location to another location.
Options:
Only A
Only B
A and B
A and C
There are the following options that are given below, which of them are correct Linux distributions?
a) Red Hat
b) Ubuntu
c) Arch Linux
d) Fedora
Options:
A and B
A and D
B and D
A, B, C, and D
Which command is used to check network cable is plugged or not?
ifplugstatus
ifcableplug
ifcablestatus
isplugstatus
There are the following statements that are given below, which of them are the correct about the service command in the Linux system?
a) The service command is used to start a service by calling the associated script.
b) The service command is used to stop service by calling the associated script.
c) The service command is used to pause a service by calling the associated script.
d) The service command is used to restart a service by calling the associated script.
Options:
A and B
A, B, and D
B, C, and D
A, B, C, and D
What is the full form of OFS in AWK?
Object Field Separator
Obsolete Field Separator
Officiated Field Separator
Output Field Separator
Which exact command is used to print lines of the file that are not matching to the specific word?
grep -v
grep -i
grep -k
grep -n
Which Linux command is used to access external storage devices like pen-drive into the Linux file system?
attach
access
mount
umount
By default, how many last lines shown by tail command?
5
8
10
12
Suppose that a text file abc.txt that contains multiple lines, some of the line contains word school. Then how to print only those line who contains school using AWK?
awk '/school/ {print}' abc.txt
awk -check '/school/ {print}' abc.txt
awk -check '/school/ ' abc.txt
None of the above
Which command is used to check the type of file?
type
file
filetype
filetypes
In the cut command, a delimiter can be?
a) Hyphen
b) Space
c) Slash
d) All of the above
Options:
A
B
C
D
Which of the following statements are the correct about XXXcomm command?
a) The comm command is used to compare the data of two files.
b) It displays three columns in the output by default.
c) It displays two columns in the output by default.
d) The comm command is used to communicate with the TCP socket.
Options:
A
B
A and 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
dig stands for?
Domain Information Groper
Domain Instruction Gist
Double Instruction Groper
Double Information Groper
Which of the following are the types of file owners in the Linux Operating System?
a) User
b) Group
c) Other
d) None of the above
Options:
A and B
C and D
A, B, and C
D
Which of the following command is used to paste before the current line in the vi editor?
y
Y
p
P
Which of the following environment variable is used to specify the number of commands history in the current environment?
$HISTSIZE
$HISSIZE
$HISTORYSIZE
$HSIZE
Which of the following character is used for execute permissions in the Linux operating system?
e
x
E
None
Which of the following commands are external commands in the Linux operating system?
a) cat
b) file
c) help
d) man
Options:
A and B
C and D
A, B, and D
A, B, C, and D
Which exact command is used to create a user with a specified name for the home directory, here we will create a user with user1 name and name of the home directory will be MyHome?
useradd -m /MyHome user1
useradd -m -d /MyHome user1
useradd -m -h /MyHome user1
useraddhome /MyHome user1
Which of the following Linux command is used to configure a wireless network interface in the Linux operating system?
wirelessconfig
wconfiguration
iwconfig
wwconig
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
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
The scope of an environment variable can be?
Local
Global
Both
None
Which of the following commands are used to download files from a specified URL?
a) curl
b) wget
c) filedownload
d) All of the above
Options:
A and B
A and C
B and C
D
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