1. Categories
1.1. Supercomputer
1.1.1. A full room of equipment
1.1.2. Tens of thousands of processors
1.1.3. Extremely large storage
1.2. Mainframe
1.2.1. Partial to a full room of equipment
1.2.2. Dozens of processors
1.2.3. Very large & addable storage
1.3. Personal Computer
1.3.1. Fits on a desk
1.3.2. Single processor
1.3.3. Large storage
1.4. Mobile Computer
1.4.1. Fits on your lap or in your hand
1.5. Mobile Device
1.5.1. Fits in the palm of your hand or a pocket size
1.6. Embedded Computers
1.6.1. Miniature
2. Advantages
2.1. Speed
2.1.1. Can process billions or trillions of operation in a single second
2.2. Reliability
2.2.1. The electronic components are rarely to break
2.3. Consistency
2.3.1. Same input produce same output
2.4. Communication
2.4.1. Allow users to communicate with one another
2.5. Storage
2.5.1. Can store enormous amounts of data and make this data available for processing anytime is needed
3. Disadvantages
3.1. Violation Of Privacy
3.1.1. Others might steal our personal and confidential records
3.2. Public Safety
3.2.1. Might be a victim to crime if we exposing or sharing out photos,videos or other personal information publicly
3.3. Impact on Labour Force
3.3.1. Many employee might jobless if their skills have been replaced by computers
3.4. Health risk
3.4.1. Prolonged or improper computer use can lead to health injuries
3.4.2. Behavioral health risks are computer addiction and technology over load
3.5. Impact on Environment
3.5.1. Computer manufacturing process and computer waste can cause pollution
4. Definition
4.1. The use of computer hardware and software to store,retrieve and manipulated information.
5. Applications
5.1. Education
5.1.1. Learning Management System (LMS)
5.1.2. Computer Based Training
5.2. Finance
5.2.1. Finance Investment System
5.2.2. Online Banking
5.3. Government
5.3.1. E-filling
5.3.2. E-Syariah
5.3.3. HRMIS
5.4. Health Care
5.4.1. Medline
5.4.2. Counter Registration System
5.4.3. Telemedicine
5.4.4. Telesurgery
5.5. Science
5.5.1. Virtual Reality
5.5.2. Cochlear implant
5.5.3. Hawk Eye Officiating System
5.5.4. Neural Network
5.6. Publishing
5.6.1. Online Newspaper & Online Magazine
5.7. Travel
5.7.1. Global Positioning System(GPS)
5.7.2. Online Reservation System
5.7.3. E-ticketing
5.8. Manufacturing
5.8.1. Computer-Aided Design(CAD)
5.8.2. Computer Aided Manufacturing(CAM)