this is a simple presentation on. Introduction of Computer

1. INTRODUCTION OF COMPUTER

2. WHAT IS COMPUTER ?
•IT IS A ELECTRONIC DEVICE THAT ACCEPTS
INPUT,PROCESSES DATA,STORES DATA AND
PRODUCES OUTPUT.

3. OMPUTER
SYSTEM
uter system is
d as the
nation of hardware,
are, user and data.

4. FUNDAMENTALS OF
COMPUTER SYSTEMS
 HARDWARE
 SOFTWARE

6. Hardware (Continued)
• There are three
types/categories of
hardware
o Input Devices
o Output Devices
o Storage Devices

7. INPUT DEVICES
• Input basically means getting data into the
computer to be processed.
Keyboard, Mouse,
Trackball, Touch Pad
Light Pen, Scanner
Microphone, Joystick

8. Output Devices
• Output basically means getting data out of
the computer.
Printer
Speakers
Headphones
Modem

9. STORAGE DEVICES
• Storage devices are both input and output devices in
one.
Hard Disk
Floppy Disk
CD’s, DVD’s
Magnetic Tape