Grade 4 Input and Output Devices

______________ is the output that we get on the monitor after processing.

• Soft copy

• Hard copy

The unit of CPU that stores information temporarily or permanently.

• Control Unit

• Memory Unit

• ALU

___________ is used instead of a mouse in a laptop.

• Touchpad

• Scanner

• Webcam

The ALU in a CPU performs all arithmetic calculations and logical operations.

• True

• False

Input devices which do not require typing to input data in to the computer are called :

• Output devices

• Pointing devices

• Software devices

The type of printer that works like the typewriter, printing on paper by striking on paper.

• Inkjet printer.

• Dot matrix printer.

• Laser Printer.

Digital camera is an example of an output device.

• True

• False

The type of printer that uses dry ink to print and are mostly used in publishing houses and it prints fast with high quality.

• Inkjet printer.

• Laser printer

• Dot Matric printer.

Pen like pointing device that is used to select objects on screen or draw directly.

• Touch screen

• Light pen

• Mouse

The type of Monitor that is flat, light in weight and consumes least power.

• CRT Monitors

• LCD Monitors

• LED Monitors