Input and Output Devices

VDU stands for

• Visual Display Unit

• Video Display Unit

• Very Dedicated Unit

Mouse has __________________ buttons.

• 1

• 2

• 3

The devices through which we enter data and instructions into a computer are called___________

• Output devices

• Input devices

The devices through which we see the result from the computer are called____________

• Input devices

• Output devices

__________ is similar to a mouse and can be used in its place.

• Scanner

• Trackball

Identify

• Printer

• Scanner

Identify

• Microphone

• Webcamera

________________________ is known as hands of computer.

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