1. APPLICATIONS OF INFORMATION TECHNOLOGY
1.1. EDUCATION
1.1.1. LEARNING MANAGEMENT SYSTEM
1.1.2. COMPUTER BASED TRAINING
1.1.3. E-LEARNING
1.1.4. LIBRARY LOAN SYSTEM
1.1.5. E-TEST
1.2. FINANCE
1.2.1. ONLINE BANKING SYSTEM
1.2.2. ELECTRONIC PAYMENT SYTEM
1.2.3. FINANCE INVESTMENT SYSTEM
1.3. GOVERNMENT
1.3.1. E-FILING
1.3.2. E-PENYATA GAJI & LAPORAN
1.3.3. HRMIS
1.3.4. UPU ONLINE
1.3.5. E-SYARIAH
1.4. SCIENCE
1.4.1. VIRTUAL REALITY
1.4.2. COCHLEAR IMPLANT
1.4.3. HAWK EYE OFFICIATING SYSTEM
1.4.4. NEURAL NETWORK
1.5. PUBLISHING
1.5.1. ONLINE NEWSPAPER & ONLINE MAGAZINE
1.5.2. ONLINE PHOTO PRINTING
1.5.3. ONLINE CARD PRINTING
1.6. TRAVEL
1.6.1. GLOBAL POSITIONING SYSTEM (GPS)
1.6.2. ONLINE RESERVATION SYSTEM
1.6.3. E-TICKETING SYSTEM
1.7. MANUFACTURING
1.7.1. COMPUTER-AIDED DESIGN
1.7.2. COMPUTER-AIDED MANUFACTURING
1.8. HEALTH CARE
1.8.1. MEDLINE
1.8.2. COUNTER REGISTRATION SYSTEM
1.8.3. TELEMEDICINE
1.8.4. TELESURGERY
2. CATEGORIES OF COMPUTERS
2.1. SUPERCOMPUTER
2.1.1. SIZE : occupy a full room of equipment
2.1.2. SPEED : tens of thousands of processors
2.1.3. STORAGE : extremely large (3.1 PB)
2.2. MAINFRAME
2.2.1. SIZE : occupy partial room to a full room of equipment
2.2.2. SPEED : dozens of processors
2.2.3. STORAGE : very large & addable storage (4.6 TB)
2.3. PERSONAL COMPUTER
2.3.1. SIZE : fits on a desk
2.3.2. SPEED : sinlge processor
2.3.3. STORAGE : large (500GB)
2.4. MOBILE COMPUTER
2.4.1. SIZE : fits on your lap or in your hand
2.5. MOBILE DEVICE
2.5.1. SIZE : fits in the palm of your hand or a pocket size
2.6. EMBEDDED COMPUTER
2.6.1. 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