Introduction to Computer Basics. It is worth knowing the basics of the computer when you study it. In this ppt, I have covered preliminary knowledge about computers and basic building blocks. After completing this ppt one should be able to write a computer configuration for any application. PPT by Akhil Nadh Pc. Software Engineer

1. Computer Basics
Akhil Nadh PC
Software Engineer

2. Let’s Video Call a Friend
2
Alice Bob
Laptop Computer

3. Let’s Video Call a Friend
3
Laptop Computer
Turn on the computer.
Windows Screen
Microsoft Windows XP Linux Ubuntu
Alice

4. Let’s Video Call a Friend
4
Laptop Computer
Alice
Computer Mouse
● Alice touch the computer mouse
● See the mouse pointer on monitor
● Moves the mouse pointer
● Click on the Internet Explorer Application Icon
● Open Zoom Web Application
Computer Monitor
Web Camera
Headset with
Microphone
Keyboard
Touchpa
d

5. Let’s Video Call a Friend
5
Laptop Computer
Alice

6. Let’s Video Call a Friend
6
Image of Kitty for Alice Image of Kitty for Computer

7. Let’s Video Call a Friend
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Image of Alice for Computer - Data
Central Processing Unit
Alice
Send bits to internet
Processed Data - Information

8. Data and Information
8
Data is uncategorized fact. Collection of processed data is called Information
● 919846100100 ● 919846100100 is a person’s phone number residing
in India.

9. Input Devices
9
Web camera
Microphone
Mouse
Keyboard
Input device is a piece of equipment used to provide data / information to a computer

10. Input Devices - Keyboard
10

11. Input Devices - Computer Mouse
11

12. Input Devices - Trackball
12

13. Input Devices - Joystick
13

14. Input Devices - Barcode Reader
14

15. Input Devices - QR Code Reader
15

16. Input Devices - Microphone
16

17. Output Devices
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Speaker
Output device is a piece of equipment which converts information into human-readable form
Monitor

18. Output Devices - Monitor
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CRT Monitor LED Monitor

19. Output Devices - Printer
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Laser Printer Inkjet Printer Dot Matrix Printer

20. Output Devices - Speakers
20
Computer Speaker 2.1

21. Memory Unit of a Computer
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Hard Disk Drive
Floppy Disk Drive
Compact Disk
Magnetic
Tapes
RAM

22. Virus and Antivirus
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● COVID19 and COVISHIELD

23. What is a Computer ?
23
A computer is a machine that can be instructed to carry out sequences of arithmetic or logical operations automatically via
computer programming. Modern computers have the ability to follow generalized sets of operations, called programs. These
programs enable computers to perform an extremely wide range of tasks.
Exercise
Bob’s father is having a cosmetic shop. Bob have decided to purchase a computer to help his father in billing and
financial management using a computer. As a computer student write a computer configuration to help Bob to
purchase a computer
1. CPU -
2. Memory Unit
a. Main Memory (RAM) -
b. Auxiliary Memory (HDD) -
3. Hardware
a. Input Devices
b. Output Devices
4. Software

24. 24
Thank You.