Unit 2

Unit 2 Part 1

Write the names of the

output devices p11

Output devices p12

1. The main function of output devices is to communicate

information to user or another system.

2. Monitors show texts, pictures, and other images. 3. Visual output devices are monitors and printers. 4. Audio output devices are speakers and headphones. 5. We get hard copies of our documents by using printers. 6. The most commonly used audio devices are speakers.

What are the different

types of printers?

p13-a

1. Inkjet printers 2. Laser printers

3. Dot matrix printers 4. Plotters

Match the printer types

and pictures p13 –b

1. You can take it wherever you go – Mobile printers 2. Reflects the smallest details - Plotters

3. It can do more than printing – Multifunction printers 4. Faster printing – Laser printers

Printer definitions p15

1. Dye sublimation printers 2. Laser printers

3. Portable printers 4. Portable printers 5. Plotters

Suitable printers p16

1. Multifunction printer 2. Portable printer

3. Plotter

4. Laser printer

Unit 2 Part 2

Input Devices

Exercise 17-a

Write the names of the

following input devices.

A. Scanner B. Gamepad C. Mouse

D. Microphone E. Touchpad

Exercise 17-b

Write the name of each

input device defined

below.

1. Touchpad 2. Gamepad 3. Scanner 4. Microphone

Exercise 18

Input Devices

• Read the information about the input devices and fill in the

blanks in the following sentences.

1. … get new information or input into a computer.

2. … keyboard and mouse.

3. … cursor.

4. … trackball / touchpad.

5. … copy a picture or a document into a computer.