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Introduction to computers by Mind Map: Introduction  to
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Introduction to computers

Advantages and disadvantages of Using Computers

- Advantages of Using Computers

• Speed

• Reliability

• Consistency

• Storage

• Communications

- Disadvantages of Using Computers

• Health Risks

• Violation of Privacy

• Public Safety

• Impact on Labor force

• Impact on Environment

- Green computing involves reducing the electricity consumed and environmental waste generated when using a computer.

- Strategies Include

• Recycling

• Regulating manufacturing processes

• Extending the life of computers

• Immediately donating or properly disposing of replaced computers

The Components of a Computer

-Input Device

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

- Output Device

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

- System Unt

• Case that contain the electronic component of the computer that are used to process data

-Storage Device

• Holds data, Instructions, and formation for future use.

-Communications Device

• Enables a computer to send and receive data instruction to and from one or more computer or mobile devices.

Objective Overview

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

-Define the term computer, and describe the between data and information.

-Describe the five components of a computer.

- Discuss the advantages that users experience when working

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

-Discuss the uses of the internet and world wide web

-Distinguish between system software and application software.

-Differentiate among types, sizes, and function of computer in the each category.

A world of computer

- Computers are everywhere

What is a Computer?

- A computer is an electronic device, operating under the control of instructions stored in it’s own memory.

Networks and the Internet

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

- The internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational instructions, and individuals.

Computer Software

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

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

Personal Computers

- A personal computer can perform all of It’s input, processing, output, and storage activities by itself

- Two popular architectures are the PC and the Apple.

• Desktop computer

Mobile Computers and Mobile Devices

- Notebook computer

- Tablet PC

- Smart phone


- Handheld computer

- Portable media player

- Digital camera

Game Consoles

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


- A supercomputer is the fastest, most powerful computer

Elements of an Information System

- Hardware

- Software

- Data

- People

- Procedures

Computer Applications in Society

- Education

- Finance

- Health Care

- Government

- Science

- Publishing

- Travel

- Manufacturing


- Basic computer concepts

- Components of a computer

- Networks, the internet and computer software

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