To unmount a filesystem ________ command is ised
Umount
unmount
dismount
mount -u
Correct Answer :
A. Umount
Related Questions
ls - t is used for
Sort by name
Sort by date
Sort by time stamp
Sort by alphabetic order
To search a pattern in a file _________ can be used
grep
egrep
find
search
Name of the kernel file in Linux is
lkrnl
vmlinux
linuxbin
none of the above
wc -l will give the
Number of lines
Number of characters
Number of words
All of the above
There can be only ----- job in foreground.
1
2
3
4
_______ is used to change the file/folder permission
chown
chmod
mod
chgrp
All device files are stored in
/device
/etc/dev
/bin
/dev
Home directory of root is
/home
/bin
/root
/boot
The X-Window system in Linux is a
program development environment
graphical user interface
tool to connect Linux with Windows
none of the above
Linux is a
Multi Tasking OS
Multi User OS
Dedicated Server
All of the above
When an user is deleted it home directory contents are also deleted
True
False
Default file system type of Linux is
etx
ext2
etx3
mimix
Linux is a dedicated server
True
False
To delete an user along with its home directory, the command is
userdel -d username
userdel -D username
userdel -r username
userdel -R username
While installing Linux, users can be created
True
False
Output of the command 'wc <filename>' is
Show only line
Show only word.
Show alphabet, line, word.
Show only file name.
To view all the installed RPM packages use
rpm -qa
rpm -iv
rpm -h
rpm -I
What is the relation between grep & egrep
egrap is a mother of grep.
Egrap is totally difference
Egrap is a another version of grep.
None of these.
To start graphics mode use
init 3
init 5
init 0
init 6
The main function of grep is
look for numeric
look for string match a regular expression..
look for string without regular expression.
None of them.
who -h is used to
Print column headings
Hide detail.
Hide user name.
All of the above.
During Linux booting the init program is called by
ROM
Bootstrap
Sysinit
Kernel
If there is any problem with the command, the error is given by
Kernel
Shell
root
None of the above
The mounted partition information is stored in
/etc/passwd
/etc/fstab
/etc/inittab
/sbin/lilo
Which command is used to see the content of a file
more
cp
cat
rmdir
To create multiple directories in one shot ________ is used
mkdir
mkdir -a
mkdir -p
mkdir -h
To see the process status which command you will use?
chmod
ps
ls-l
head
To give all permission to a file to all users the command is
all of the above
chmod a+777 file
chmod a+rwx file
chmod ugo+7 file
none of the above
Which command is used for character translation?
td
vi
tr
tail
init 6 is
Shutdown
Restart
Text mode
Graphics mode