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Computer’s Uses
 1.Communications
 1.Email
 2.Chatting
 3.Voice Chatting
 4.Video Conference
 2.Entertainment
 1.Watching Cinema
 2.Listening Songs
 3.Playing Games
 4.Watching Catoons
 3.To refer library Books
 4.Job Searching
 5.Online business
 6.Advertisement through internet
 7.Engineering department
 8.Medical Department
 9.Multimedia and Graphics
 10.Web Sites

Qualifications
 1.Minimum 8th standard like Car Driving,
Playing Cards
 2.Self Confidence
 3.Patience
 4.Interest
 5.No inferiority Complex

Types of computer
 1.Branded Computers
 2.Assembled Computers.

1.Branded Computers (Five Star
Hotel Coffee)

 1. It is also Assembled Computers by
 Company Workers
 2.Different Peripherals is
 manufactured by different. But
 One particular company seal is put.
 it so is called Branded computers.

2.Assembled Computers (Home
Coffee)
 1.It is done by individuals
 2.All things is sold in market in minimum
 one year Guarantee .
 3.Based on assembling, there is no
 different. But Price is different.

 4.Branded Computers-price is higher than
 Assembled Computers . Because



 Because
 1.Worker’s Salary
 2.Advertisement Salary
 3.Govt.Taxes
 4.Factory
 5.Marketing Expenses
 6.Minimum One year Service.


Pheripheral Specifications

 1.Based on the computer language,
Computers-specification is called System
 Configurations.
 2. Different Peripherals is manufactured by
different companies.
 Ex
HDD –Seagate, Samsung etc.
 CD-ROM-Creative,Samsung,Acer etc.
 Floppy Disk Drive –Teak,Sony,Samsung etc.

3.Uniform Specifications

 Above contries follows same uniform
Specifications
 1.Physical Shape
 2.Capacity.
 3.Conneting Procedure
 4.Color Code Specification
 5.Other Specifications

4.Service Engineer

 So Service Engineer can go any counties
for not only service but also Assembling.

Important Things to be remember
when Computer Handling.
 1.Wrong connections except one does not
affect computers. Computer not
 working.
 2.To avoid Wrong Connections, Guide is
available
 3.Wrong connection in Ribbon Cable,
Speaker has no problem.
 But wrong connection in AT
MOHERBOARD POWER CONNECTER
 will cause damaging mother board and
processer.

 4.But In market,AT cabinet is not available.
 5.But AT cabinet that is already used is
available.
 6.Use and throw .if one card is fault ,it will be
thrown.Because if repair, It may occur
 fault again and again.
 7.Tools:
 1.Your Hands
 2.Magnetic star Screw Driver

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