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Computer In Everyday Life chapter 1 by Mind Map: Computer In
Everyday Life chapter
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Computer In Everyday Life chapter 1

Categories of Computers

Personal Computers

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

Two popular architectures are the PC and the Apple

Mobile Computer and Mobile Devices

Mobile Computer, Personal computer you can carry from place to place, Examples include notebook computers, laptop computers, and Tablet PCs

Mobile Device, Computing device small enough to hold in your hand, Examples include smart phones, PDAs, handheld computers, portable media players, and digital cameras

Game consoles

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


A server controls access to the hardware, software, and other resources on a network Provides a centralized storage area for programs, data, and information


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


A supercomputer is the fastest, most powerful computer, Fastest supercomputers are capable of processing more than one quadrillion instructions in a single second

Embedded Computers

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

A world of computers

Computers are everywhere

Objecttives Overview

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

Describe the five components of a computer

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

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

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 functions of computers in each category

Describe the role of each element in an information system

Explain how home users, small office/home office users, mobile users, power users, and enterprise users each interact with computers

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

What is a computer?

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

The component of a computer

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

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 Unit, Case that contains the electronic components of the computer that are used to process data

Storage Device, Holds data, instructions, and information for future use

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

Advantages and Disadvantages of Using computers

Advantages of Using Computers






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

Network and the Internet

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

People use the Internet for a variety of reasons

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

Computer Softwear

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

System Software, Operating system, Utility program

Application Software


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

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

Elements of an Information System






Examples of computer Usage

Home User

Small Office/Home Office User

Mobile User

Power User

Enterprise User

Computer Applications in society




Health Care





Video : Computer History in a barn

DigiBarn computer museum


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