What status is returned on an error by the updatdb command?
0
1
2
3
Correct Answer :
B. 1
The updatedb command returns the status 1 on error and status 0 on success.
Related Questions
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
Why the double ampersands are used in a regular expression?
The double ampersands (&&) are used in regular expression for deleting the specified string.
The double ampersands (&&) are used in regular expression for replacing the specified string.
The double ampersands (&&) are used in regular expression for searching the specified string.
None of the above
Which of the following Linux command is used to set values in environment variables?
setval
setenv
export
env
Which of the following option is used to search a file with inode number using find command?
-inode
-inum
-inod
-in
Which of the following command is used to replace the current character in the vi editor?
R
rr
r
rc
Which of the following command is used to add a key to the SSH agent?
agent
ssh-agent
add-key
ssh-add
There are the following options that are given below, which of them are correct signals used in the Linux?
a) SIGINT
b) SIGHUP
c) SIGQUIT
d) SIGKILL
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
Which exact command is used to show information about specified interface?
ip show
ip a show
ip b show
ip
Which of the following command is used to display the last executed commands list?
lastcmd
last
history
chistory
What is the range of UIDs is reserved for groups and system accounts?
1-50
51-100
100-999
1000-9999
Which Linux command is used to create an encrypted password?
encrypt passwd
secure passwd
openssl passwd
All the above
Which of the following commands are built-in shell commands in the Linux operating system?
a) pwd
b) cd
c) export
d) echo
Options:
A and B
C and D
A, B, and C
A, B, C, and D
There are the following statements are given below, which of them are the correct about the ps command in the Linux system?
a) This command is used to display information about processes running in the system.
b) This command displays the memory occupied by a system call.
c) This command displays the process id of the running processes.
d) This command displays the name of the running processes.
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
Which command is used to pass control of group membership to another user?
groupuser
gpasswd
grouppasswd
None of the above
Which exact command is used to change from the current directory to the previous directory?
cd ..
cd ~
cd -
cd .
Which exact command is used to change the group of a user in the Linux system?
usermod -g
usermod -g
usermod -c
usermod -c
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
Which of the following Linux distribution does not follow the File Hierarchy System?
a) Ubuntu
b) GoboLinux
c) NixOS
d) Redhat
Options:
A and B
A and C
B and C
B and D
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 command is used to remove a file?
remove
rm
rmfile
delete
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 correct tasks that can be done by AWK?
a) We can scan a file line by line using AWK.
b) It is used to transform data files.
c) It is used to perform operations on matched lines.
d) We can produce formatted reports using AWK.
Options:
A and B
A, C, and D
A, B, and D
A, B, C, and D
Which of the following command is used to enable the shell expansion?
shell +x
shell -x
set -x
set +
Which of the following command is used to search the file(s) within the specified directory?
search
find
fileseach
fsearch
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 command is used to display the path of a command in the Linux File System?
pcmd
which
pathcmd
None of the above
What are the popular editors are used in the Linux operating system?
a) Vi
b) Vim
c) Gedit
d) Nano
Options:
A and B
C and D
A, B, and C
A, B, C, and D
There are the following statements that are given below, which is correct about the SHELL environment variables in Linux operating system?
This environment variable is used to execute shell scripts.
This environment variable contains the path of shell which is being used by the user.
This environment variable contains the path of the compiler which is used for shell script compilation.
This environment variable is set by default with the username.
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 command is used to forward search for given string in the vi editor?
?string
/string
string
#string