lxdm & ldm

ldm & adm

adm & lxdm

xdm & adm

fg

jobs

ps -backgound

front

Hard links share the same data blocks on the hard disk.Where as for soft link seperate file is created.

Hard link: Associate two or more file names with the same inode.Where as soft Link is a small file pointing to another file.

Both as same in case of implementation, only difference is in the size of new file created.

Hard Link create a new seperate file and that is not related with old file.A soft link contains the path to the target file instead of a physical location on the hard disk.

It is a package manager for Debian Systems.

It is a package manager for Red Hat Systems.

Command to uninstall programs.

Command to un-select any selection.

Base Windows system in LINUX.

A low-level interface which communicates between base system,network and Higher level programs.

A program which provides GUI to LINUX Systems.

Its a replacement for Windows Manager.

There is no such command in LINUX OS.

Probe a module into kernel.

To determine card's chipset Information.

None of the Above.

"libraryname.a" and "libraryname.a.version"

"libraryname.a" and "libraryname.so.version"

"libraryname" and "libraryname.so.version"

There exist only one file for one shared library.

ping

lynk

ed

edi

Error : syntax used with awk is wrong.

prints names of logged-in users and time of login.

Display output of who with $1 and $5 at the end.

None of the above.

Execute "ls" and "date" command at 12pm on 31st July.

Execute "ls" and "date" command at 12pm on 31st July and mail output to owner of task.(User who had initiated that at command)

Execute "ls" and "date" command at 12pm on 31st July and mail output to root.

Execute "ls" and "date" command at 12pm on 31st July but no output.

Change the inode number of the file

Change the inodes count.

Change the content of the file.

change the file permission

Send the mail to spamwebsite owner

Block 25 port in the firewall

Change the port number of SMTP

Clean the system with anti

Firewall

Remote support

Access rules

Virus Scanner

DNS resolution

Name resolution priority

Host configuration.

backup Configuration

Use nmap command

Modify the port number in /etc/hosts file.

Modify the port number in /etc/services file

Modify the port number in /etc/resolv.conf file

Dynamic DNS

Root DNS

CNAME

Mail exchanger

ngroups

Sysconfig

adb -k

tee

use access file

use mail file

Configure single domain

use netstat command

using java

shc

Change the permission of script.

using VB

find

dump

get

grep