Introduction to computer

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Introduction to computer by Mind Map: Introduction to computer

1. A computer is an electronic device, operating under the control of instructions stored in its own memory

2. A computer contains many electric, electronic, and mechanical components known as hardware

2.1. Input Device

2.2. Output Device

2.3. System Unit

2.4. Storage Device

2.5. Communications Device

3. Advantages and Disadvantages of Using Computers

3.1. Advantages of Using Computers

3.1.1. Speed

3.1.2. Reliability

3.1.3. Consistency

3.1.4. Storage

3.1.5. Communications

3.2. Disadvantages of Using Computers

3.2.1. Health Risks

3.2.2. Violation of Privacy

3.2.3. Public Safety

3.2.4. Impact on Labor Force

3.2.5. Impact on Environment

4. Networks and the Internet

4.1. The Internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals

4.2. A social networking Web site encourages members to share their interests, ideas, stories, photos, music, and videos with other registered users

5. Computer Software

5.1. Software, also called a program, tells the computer what tasks to perform and how to perform them

5.2. Installing is the process of setting up software to work with the computer, printer, and other hardware

6. Personal Computers

6.1. Two popular architectures are the PC and the Apple

6.1.1. Desktop computer

6.2. A personal computer can perform all of its input, processing, output, and storage activities by itself

7. Mobile Computers and Mobile Devices

7.1. Mobile Computer

7.1.1. Personal computer you can carry from place to place

7.1.2. Examples include notebook computers, laptop computers, and Tablet PCs

7.2. Mobile Device

7.2.1. Computing device small enough to hold in your hand

7.2.2. Examples include smart phones, PDAs, handheld computers, portable media players, and digital cameras

8. Game Consoles

8.1. A game console is a mobile computing device designed for single-player or multiplayer video games

9. Servers

9.1. A server controls access to the hardware, software, and other resources on a network

10. Mainframes

10.1. A mainframe is a large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously

11. Supercomputers

11.1. A supercomputer is the fastest, most powerful computerNew node

12. Embedded Computers

12.1. An embedded computer is a special-purpose computer that functions as a component in a larger product