linux2

Question 1

cd

Answer 1

Changes the current working directory to another directory

Question 2

cp

Answer 2

copy files ex: copy file1 to file2 means copy file

Question 3

mkdir

Answer 3

creates a new directory

Question 4

mkdir newdir

Answer 4

creates a new directory called “newdir”

Question 5

clear

Answer 5

used to clear the command line interface of all text/past command entries

Question 6

cat

Answer 6

used to view the contents of a file without editing options

ex:cat file1=show me files in file1

Question 7

less

Answer 7

Used to view the contents of a file that won`t fit on one screen

Question 8

Q Key

Answer 8

Exit

Question 9

Text editors in inux

Answer 9

vi(m)
nano
gedit

Question 10

vi(m)

Answer 10

Default text editor in linux

Question 11

nano

Answer 11

requires installation
user friendly

Question 12

gedit

Answer 12

GUI requires installation of a desktop environment like gnome or KDE

Question 13

shutdown -h

Answer 13

shut down the system completely powered off state

-h stand for halting with no time delay

Question 14

shutdown -r now

Answer 14

shutdown and reboot system

Question 15

su(substitute user)

Answer 15

allows to switch user credentials

ex:regular-admin

the command: sudo su

Question 16

Bash shell(2imp task)

Answer 16

Keeps history file of all the commands you ever entered

Tab completion(finish’s what you type)