INTRODUCTION TO COMPUTER

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INTRODUCTION TO COMPUTER por Mind Map: INTRODUCTION TO COMPUTER

1. Summary

1.1. Basic computer concepts

1.2. Components of a computer

1.3. Networks, the Internet, and computer software

1.4. Many different categories of computers, computer users, and computer applications in society

2. Examples of Computer Usage

2.1. Home User

2.1.1. Personal financial management

2.1.2. Communications

2.2. Small Office/Home Office User

2.2.1. Look up information

2.2.2. Send and receive e-mail messages

2.3. Mobile User

2.3.1. Connect to other computers on a network or in the internet

2.3.2. Transfer information

2.4. Power User

2.4.1. Work with multimedia

2.4.2. Use industry-specific software

2.5. Enterprise User

2.5.1. Communicate among employees

2.5.2. Process high volumes of transactions

3. Objective Overview

3.1. Explain why computer literacy is vital to success in today’s world

3.2. Describe the term, computer, and describe the relationship between data and information

3.3. Describe the five components of a computer

3.4. Discuss the advantages and disadvantanges that users experience when working with computers

3.5. Discuss how society uses computers in education, finance, government, health care, science, publishing, travel, and manufacturing

4. A World of Computers

4.1. Computers are everywhere

5. The Components of a Computer

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

5.1.1. Input Device

5.1.1.1. Web cam

5.1.2. Output Device

5.1.2.1. Printer

5.1.3. Systems Units

5.1.3.1. Process memory

5.1.4. storage device

5.1.4.1. Card reader

5.1.5. Communication Device

5.1.5.1. Modem

6. Networks and the Internet

6.1. A networkis a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media

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

6.3. People use the Internet for a variety of reasons

6.3.1. Communicate

6.3.2. Research and Access Information

6.3.3. Shop

6.3.4. Bank and Invest

6.3.5. Online Trading

6.3.6. Entertainment

6.3.7. Download Music

6.3.8. Share Videos

6.3.9. Web Application

7. Computer Applications in Society

7.1. Education

7.2. Finance

7.3. Government

7.4. Health Care

7.5. Science

7.6. Publishing

7.7. Travel

7.8. Manufacturing

8. Categories of Computers

8.1. Personal computers

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

8.1.2. Two popular architectures are the PC and the Apple

8.1.2.1. Desktop computer

8.2. Mobile computers and mobile devices

8.2.1. Mobile Computer

8.2.1.1. Personal computer you can carry from place to place

8.2.1.1.1. Notebook computer

8.2.2. Mobile Device

8.2.2.1. Computing device small enough to hold in your hand

8.2.2.1.1. PDA

8.3. Game consoles

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

8.4. Servers

8.4.1. A servercontrols access to the hardware, software, and other resources on a network

8.4.1.1. Provide a centralized storage area for programs, data, and information

8.5. Mainframed

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

8.6. Supercomputers

8.6.1. A supercomputer is the fastest, most powerful computer

8.6.1.1. Fastest supercomputers are capable of processing more than quadrillion instructions in a single second

8.7. Embedded computers

8.7.1. An embedded computeris a special-purpose computer that function as a component in a larger product

8.7.1.1. Consumer Electronics

8.7.1.1.1. Mobile and digital telephones

8.7.1.2. Home Automation Devices

8.7.1.2.1. Thermostats

8.7.1.3. Automobiles

8.7.1.3.1. Antilock brakes

8.7.1.4. Process Controllers and Robotics

8.7.1.4.1. Remote monitoring systems

8.7.1.5. Computer Devices and Office Machines

8.7.1.5.1. Keyboards

9. Computer Software

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

9.1.1. System Software

9.1.1.1. Operating system

9.1.1.2. Utility program

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

9.3. A programmer develops software or writes the instructions that direct the computer to process data into information

10. Advantages and Disadvantages of Using Computers

10.1. Advantages of Using Computers

10.1.1. Speed

10.1.2. Reliability

10.1.3. Consistency

10.1.4. Storage

10.1.5. Communications

10.2. Disadvantages of Using Computers

10.2.1. Health risks

10.2.2. Violation of Privacy

10.2.3. Public Safety

10.2.4. Impact on Labor Force

10.2.5. Impact on Environment

11. What Is a Computer?

11.1. A computeris an electronic device, operating under the control of instructions stored in its own memory