1. Computer 2. Hardware and Software 3. Hardware Components:- Monitor Mouse Keyboard CPU

1. PARTS OF
COMPUTER
BY -P.MAHALAKSHMI
B.SC B.ED COMPUTER SCIENCE

2. What is Computer ?
• A computer is a electronic
device which consists of
hardware and software.
USES
o Drawing, painting, playing
games.
o Calculations, learning,
research purposes, school
assignments and etc.
o Computers also made
education easier.

3. Hardware and Software
 Hardware is the physical parts
of computer which we can see,
touch or feel.
Examples of Hardware is
monitor, keyboard, mouse,
CPU, etc.
Software includes the program
which used to perform specific
tasks. It cannot be touch or
feel, we can only see it.
Examples of Software is MS-
Word, MS-Excel, MS-
PowerPoint, Operating
System, etc

4. MONITOR
 It is a part of computer
used to display images,
pictures, texts and
information’s in the
monitor screen.
 It is a OUTPUT DEVICE.
 It is a primary use of
monitor.

5. MOUSE
 Mouse is a pointing
device used to control the
cursor on the screen.
 Mouse is a INPUT
DEVICE.
 Mouse is also known by
‘mice’ .
 Mouse consists of two
buttons, a scroll, wheel
and a laser sensor.

6. CPU
 CPU stands for ‘Central
Processing Unit’ .
 CPU is connected with
the mouse.
 CPU also referred as
‘Brain of the computer’ .
 CPU itself has three
components are
ALU(Arithmetic Logic
Unit), Control Unit and
Main Memory.

7. KEYBOARD
Keyboard is commonly
used for typing
alphabets, numeric and
symbols.
 Keyboard have ‘function
keys, control keys,
numeric keys, arrow keys
and alphabets’ .
 Keyboard is a ‘INPUT
DEVICE’ .

8. YOU