Introduction to Computers

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Introduction to Computers by Mind Map: Introduction to Computers

1. The components of a computer

1.1. Input Device • Allows you to enter data and instructions into a computer

1.2. Output Device • Hardware component that conveys information to one or more people

1.3. System Unit • case that contains the electronic components of the computer that are used to process data

1.4. Storage Device • Holds data, instructions, and information for future use

1.5. Communications Device • Enables a computer to send and receive data, instructions, and information and from one or more computer or mobile devices

1.6. New node

2. What Is a Computer? Discovering

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

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

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

4.3. 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

5.3. New node

6. Personal Computers can perform all of its input, processing, output, and storage activities by itself • Two popular architectures are the PC and the Apple – Desktop computer

7. Game Consoles

8. Servers

9. Mainframes

10. Supercomputers

11. Embedded Computers is a special‐purpose computer that functions as a component in a larger product

12. Elements of an Information System

12.1. Hardware

12.2. Software

12.3. Data

12.4. People

12.5. Procedures

13. Examples of Computer Usage

13.1. Home User

13.2. Small Office/Home Office User

13.3. Mobile User

13.4. Power User

13.5. Enterprise User

14. Computer Applications in Society

14.1. Education

14.2. Finance

14.3. Government

14.4. Health Care

14.5. Science

14.6. Publishing

14.7. Travel

14.8. Manufacturing

15. Objectives Overview

15.1. Distinguish between system software and application software

15.2. Differentiate among types, sizes, and functions of computers in each category

15.3. Describe the role of each element in an information system

15.4. Explain how home users, small office/home office users, mobile users, power users, and enterprise users

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

15.6. Define the term, Explain why computer literacy is vital to success in today’s world

15.7. Define the term, computer, and describe the relationship between data and information

15.8. Describe the five components of a computer

15.9. Discuss the advantages and disadvantages that users experience when working with computers

15.10. Define the term, network, and identify benefits of sharing resources on a network

15.11. Discuss the uses of the Internet and World Wide Web

16. Mobile Computers and Mobile Devices

16.1. Notebook computer Tablet PC Smart phone PDA Handheld computer Portable media player Digital camera Click to view Web Link,