WHAT IS COMPUTER?

Defination of information technology

The use of computer hardware and software to store, retrieve and manipulate information

 Advantage information technology                                                                 

1. easier communication                                                             
2. creation of new job
3. globalization of knowledge

Disadavantge information technolgy

1. social implication
2. unemployment
3. internet security issues

        

Application of information technolgy

•  Education 

1.  coursware
2.  educational portal 
3.  web based learning

• Finance

1.  online banking 
2. finace investment system 
3. electronic payment system

• Government

1. myGovernment 
2. e-Penyata gaji 
3.  HRMIS

• Healthcare

1. telemedicine 
2. telesurgery 
3.  medline

• Science 

1. a chochlear implant 
2. an elctronic impant 
3. a neutral network

• Publishing

1. artists in composing and enhancing songs 
2. filmmakers in creating and editing film

• Travel

1. GPS 
2. GSM 
3. online reservation

• Manufacturing

1.  CAM 
2. CAD 
3. a bar code system

Categories of computer