Unit 2, Lesson 6

Learning About Peripherals

AOITPrinciples of Information Technology

Peripherals are devices added to computers

What is a peripheral?

There are three types of keyboard plugs

USB plug5-pin plugPS/2 plug

Not all keyboard plugs are alike

Not all mice are alike

What kind of mouse do you have?

Serial port mouse

USB mouse

PS/2 wireless mouse

Monitors come in two styles: LCD and CRT

LCD monitor CRT monitor

What kind of monitor do you have?

Printers and scanners add value to systems

What kind of printer would you choose?

Multifunction

Ink jet

Scanner

External drives give users more storage options

Have you ever used any of these? Zip drive

USB memory stick

CD-RW drive

Computer cases come in many sizes and styles

What kinds of cases do you see in your classroom?

Desktop Mini Tower

Mid Tower Full Tower

Tower cases have many expansion bays

What drives will be mounted here?

Towers usually have 5¼ in. and 3½ in. bays

One case can hold many different drives

What kinds of drives do you see in the picture to the right?

There are many types and sizes of drives

Different sizes and types of drives can all be loaded into the same tower case

3½ in. floppy drive

CD-ROM drive

DVD drive

Your dream computer needs peripherals

• Keyboard

• Mouse

• Monitor

• Printer

• Scanner

• Memory stick

• Drives