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Showing posts with label hardware. Show all posts
Showing posts with label hardware. Show all posts

Hardware Lesson 2

Motherboards
Motherboards are considered as the backbone of the computer, which provides us with an interface to connect our devices internally and externally.
There are 3 types of mother boards:-
1. AT : Advanced Technology
2. ATX: Advanced Technology Extended
3. BTX: Balance Technology Extended


AT Motherboards: (click picture to see bigger size)
motherboard

· These are oldest type of motherboards.
· Mainly used in Pentium 1 and Pentium 2 computers.
· They had only one build-in port for the keyboard. (5 pin DIN). All other ports had to be connected separately.
· Not used now a days.

ATX Motherboards: (click picture to see bigger size)
Hardware Lesson 2
· These are currently used types of motherboards.
· It has many built-in ports for mouse, keyboard, USB, Video, audio etc
· It come in 2 sizes :
1) Micro ATX (small)
2) Full ATX (Large) -Large boards have more slots and are more expensive.

BTX Motherboards (click picture to see bigger size)
motherboard
· These are same as ATX the only difference is that it is designed in a way to reduce heat generated by devices.
· Its slots are placed in a manner to prevent one devices’ heat form affecting other devices. (it is kept little far from each other)

What is Software?

What is Software?
Software:In simple language, software is a program. The person responsible for creating a computer program are programmer.

There are 3 types of software.
1. Operating System:
This software allows us to be able to use or operate our computer.
Example: Windows 95/98, XP, Server, Vista, Seven, Linux etc.

2. Application : These software are used to perform specific functions such as;
a) Ms- Word = Document
b) Photoshop=Imaging

3. Utility : Used for managing our computer. In other words, for maintenance.
Example: Anti-virus, Disk clean up, defragmenter etc.



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