In comm the 2nd column displays
Lines unique in the first file
Lines unique in the second file
Lines common in the both file
Correct Answer :
B. Lines unique in the second file
Related Questions
Linux mount partition must be a primary partition
True
False
User can be assigned to a group while creating the user. The command for this is
adduser -g
useradd -a
aduser -a
useradd -g
/dev is used for
Executable file
Contains include file
Contain compiler file.
Device file & resource file.
Which command is used to see the system date?
Time
Date
Month
None of these
To start graphics mode use
init 3
init 5
init 0
init 6
To view all the installed RPM packages use
rpm -qa
rpm -iv
rpm -h
rpm -I
To access a directory the minimum permission required is
r
w
x
All
_______ will add contents to an existing file
cat > file
cat >> file
cat file | file1
cat file > file1
To unmount a filesystem ________ command is ised
Umount
unmount
dismount
mount -u
To delete an user along with its home directory, the command is
userdel -d username
userdel -D username
userdel -r username
userdel -R username
The command to view the partition information is
fsck
fstab
fdisk
diskdruid
While installing Linux, users can be created
True
False
An user can login without password
True
False
The command for changing the permission relating to files is
ls-l
head
tail
chmod
ls -o is used for
Except Group
Except Owner
Except Size in Byte
None of the above
All device files are stored in
/device
/etc/dev
/bin
/dev
To delete user the command is
rm <username>
delete <username>
userdel <username>
any one of the above
Samba password and user password are same
True
False
Linux is a ---------------Operating System
Single User
Multi User
Time Sharing
None of the above
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.
The symbol of wildcard(s) is
w
`
? *
None of the above.
ls j?e - output will be
Filenames with 3 charcter
Filenames with 4 charcter
Filenames with 5 charcter
Filenames with 10 charcter
init 6 is
Shutdown
Restart
Text mode
Graphics mode
Which command is used for character translation?
td
vi
tr
tail
Which command is used to compare files?
cmp
diff
head
All of these
ls - t is used for
Sort by name
Sort by date
Sort by time stamp
Sort by alphabetic order
In practical, at the most _____ terminals can be opened at a time
3
6
10
12
There can be only ----- job in foreground.
1
2
3
4
Hidden file can be viewed using
ls -l
ls -a
ls -h
None of the above
For a user _______ is an autoexec.bat equivalent file in Linux
.bashrc
.bash_rc
.bash_profile
.bashprofile