CHAPTER 1 : INTRODUCTION TO INFORMATION TECHNOLOGY

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CHAPTER 1 : INTRODUCTION TO INFORMATION TECHNOLOGY by Mind Map: CHAPTER 1 : INTRODUCTION TO INFORMATION TECHNOLOGY

1. DEFINITION : The use of computer, software and hardware to store, retrieve and manipulate information.

2. ADVANTAGES

2.1. SPEED

2.2. RELIABILITY

2.3. CONSISTENCY

2.4. COMMUNICATION

2.5. STORAGE

3. DISADVANTAGES

3.1. VIOLATION OF PRIVACY

3.2. PUBLIC SAFETY

3.3. IMPACT ON LABOUR FORCE

3.4. HEALTH RISK

3.5. IMPACT ON ENVIRONMENT

4. APPLICATIONS OF INFORMATION TECHNOLOGY

4.1. EDUCATION

4.1.1. LEARNING MANAGEMENT SYSTEM

4.1.2. COMPUTER BASED TRAINING

4.1.3. E-LEARNING

4.1.4. LIBRARY LOAN SYSTEM

4.1.5. E-TEST

4.2. FINANCE

4.2.1. ONLINE BANKING SYSTEM

4.2.2. ELECTRONIC PAYMENT SYTEM

4.2.3. FINANCE INVESTMENT SYSTEM

4.3. GOVERNMENT

4.3.1. E-FILING

4.3.2. E-PENYATA GAJI & LAPORAN

4.3.3. HRMIS

4.3.4. UPU ONLINE

4.3.5. E-SYARIAH

4.4. SCIENCE

4.4.1. VIRTUAL REALITY

4.4.2. COCHLEAR IMPLANT

4.4.3. HAWK EYE OFFICIATING SYSTEM

4.4.4. NEURAL NETWORK

4.5. PUBLISHING

4.5.1. ONLINE NEWSPAPER & ONLINE MAGAZINE

4.5.2. ONLINE PHOTO PRINTING

4.5.3. ONLINE CARD PRINTING

4.6. TRAVEL

4.6.1. GLOBAL POSITIONING SYSTEM (GPS)

4.6.2. ONLINE RESERVATION SYSTEM

4.6.3. E-TICKETING SYSTEM

4.7. MANUFACTURING

4.7.1. COMPUTER-AIDED DESIGN

4.7.2. COMPUTER-AIDED MANUFACTURING

4.8. HEALTH CARE

4.8.1. MEDLINE

4.8.2. COUNTER REGISTRATION SYSTEM

4.8.3. TELEMEDICINE

4.8.4. TELESURGERY

5. CATEGORIES OF COMPUTERS

5.1. SUPERCOMPUTER

5.1.1. SIZE : occupy a full room of equipment

5.1.2. SPEED : tens of thousands of processors

5.1.3. STORAGE : extremely large (3.1 PB)

5.2. MAINFRAME

5.2.1. SIZE : occupy partial room to a full room of equipment

5.2.2. SPEED : dozens of processors

5.2.3. STORAGE : very large & addable storage (4.6 TB)

5.3. PERSONAL COMPUTER

5.3.1. SIZE : fits on a desk

5.3.2. SPEED : sinlge processor

5.3.3. STORAGE : large (500GB)

5.4. MOBILE COMPUTER

5.4.1. SIZE : fits on your lap or in your hand

5.5. MOBILE DEVICE

5.5.1. SIZE : fits in the palm of your hand or a pocket size

5.6. EMBEDDED COMPUTER

5.6.1. SIZE : miniature. it is mounted on a circuit board and then installed in a machine or appliance using wires to carry input and output signals