What is the meaning of chmod 444 stuf?
Gives all user write permission.
Gives all user execute permission.
Gives all user read permission.
All of the above.
Correct Answer :
C. Gives all user read permission.
Related Questions
To access a directory the minimum permission required is
r
w
x
All
To change the ownership of a file use
chmod
chgrp
chown
change
_______ is used to change the file/folder permission
chown
chmod
mod
chgrp
To view all the installed RPM packages use
rpm -qa
rpm -iv
rpm -h
rpm -I
A swap partition is actually
Primary partition
Extended partition
Extended memory
Virtual memory
To unmount a filesystem ________ command is ised
Umount
unmount
dismount
mount -u
When an user is deleted it home directory contents are also deleted
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
During Linux booting the init program is called by
ROM
Bootstrap
Sysinit
Kernel
To create multiple directories in one shot ________ is used
mkdir
mkdir -a
mkdir -p
mkdir -h
In comm the 2nd column displays
Lines unique in the first file
Lines unique in the second file
Lines common in the both file
The X-Window system in Linux is a
program development environment
graphical user interface
tool to connect Linux with Windows
none of the above
To remove a directory which is not empty ____ is used
rmdir
rmdir -r
rm -r
rm
Default file system type of Linux is
etx
ext2
etx3
mimix
Which command is used to compare files?
cmp
diff
head
All of these
In practical, at the most _____ terminals can be opened at a time
3
6
10
12
Name of the kernel file in Linux is
lkrnl
vmlinux
linuxbin
none of the above
To start graphics mode use
init 3
init 5
init 0
init 6
The mounted partition information is stored in
/etc/passwd
/etc/fstab
/etc/inittab
/sbin/lilo
To delete an user along with its home directory, the command is
userdel -d username
userdel -D username
userdel -r username
userdel -R username
/dev is used for
Executable file
Contains include file
Contain compiler file.
Device file & resource file.
The type of shell mostly used for Linux is
bash
korn
bourne
C-shell
The command for changing the permission relating to files is
ls-l
head
tail
chmod
While installing Linux, users can be created
True
False
To delete user the command is
rm <username>
delete <username>
userdel <username>
any one of the above
_______ will add contents to an existing file
cat > file
cat >> file
cat file | file1
cat file > file1
Hidden file can be viewed using
ls -l
ls -a
ls -h
None of the above
who -h is used to
Print column headings
Hide detail.
Hide user name.
All of the above.
Output of 'sort > shoppinglist' is
Sorting file but not save in file.
Without sorting but save in file.
Sorting and save in a file.
All of the above.
mkdir - p is used for
Making directory under parent directory.
Making directory non existing parent directory.
Specified the mode of directory.
None of the above