Computer FundamentalsIntroduction to Computers

Learning Goals

Today I am: Describing – in detail – the five components of a computer

So that I can: Understand how these pieces fit into the “bigger picture”

I’ll know I’ve got it if: I can explain what each component is and what its function is

Information Processing Cycle

Collects data (input) Processing

Produces information

(output)

Computer Components

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

5 Components of a Traditional PC

Input device

Output device

System unit

External Storage device

Communications device

Computer Components

Input device: allows you to enter data and instructions into a computer

Keyboard

Mouse

Scanner

Digital camera

Touch screen

Computer Components

Output device: hardware component that conveys information to one or more people

Monitor

Speakers

Projector

Printers

Computer Components

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

Computer Components

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

USB flash drive

Mobile devices (your iPod!)

External drive

Zip drive

Computer Components

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

WiFi network

Router

Modem