Which of the following directory contains the scripts related to service used in the Linux operating system?
/etc/services/
/etc/scripts/
/etc/init.d/
/etc/services/scripts/
Correct Answer :
C. /etc/init.d/
The /etc/init.d/ directory contains the scripts related to service used in the Linux operating system.
Related Questions
Which exact command is used, when we want to add execute permission to all owners of the file?
chmod all x
chmod ax
chmod a+x
None of the above
Which file contains encrypted user's passwords?
/etc/passwords
/etc/shadow
/etc/pwd
/etc/pwds
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 exact command is used to kill a process by name?
killall
kill -n
kill -p
kill -s
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
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 command is used to forward search for given string in the vi editor?
?string
/string
string
#string
Which of the following command is used to extract text from binary or executable files in the Linux operating system?
strings
string
str
strbin
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
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 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 operator is used to store the exit code of a previous command?
$?
%$
?&
?@
By default, which files store output of the command that executed with nohup utility?
nh.out
nohup.out
nohup.txt
nh.txt
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 command is used to add a key to the SSH agent?
agent
ssh-agent
add-key
ssh-add
Which of the following command is used to remove an existing alias?
rmalias
unalias
delalias
ralials
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
The Linux Kernel is used to?
Manage hardware components
Execute user programs
Save database files
All of the above
Which of the following command is used to assign a new name to the Linux built commands?
newcmd
new
alias
aliasname
There are the following statements that are given below, which of them are correct about Linux shell?
a) Linux shell is a part of Linux kernel.
b) Linux shell provides an environment to execute commands.
c) Linux shell is used to execute scripts.
d) Linux shell is used to operate GPIO pins in the kernel.
Options:
A and B
B and C
A, B, and C
A, B, C, and D
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 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
Which of the following Linux command is used to remove the value of an environment variable?
removeenv
remove
unset
delete
Which command is used to enable/disable password for a particular user?
usermod
userenable
userdisable
change
There are the following options that are given below, which of the following security mechanism are used in the Linux operating system?
a) Authentication
b) Authorization
c) Cryptography
d) All the above
Options:
A and B
B and C
A and C
D
Which command is used to know about groups that belong to the current user?
grouplist
groups
groupinfo
groupinformation
Which of the following redirection operator is used to append the content in a file?
>
<
>>
<>
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 exact command is used to disable password for a particular user?
usermod -D
usermod -d
usermod -l
usermod -L
Suppose that a text file abc.txt that contains multiple lines, then how to print all complete lines with line numbers using AWK?
awk '{print NS,$1}' abc.txt
awk '{print NR,$0}' abc.txt
awk '{print NR,$1}' abc.txt
awk '{print NS,$1}' abc.txt