Information Technology i/o devices

Which output device allows you to hear sound?

• speakers

• microphone

• monitor

Which device is used to control the movement of the pointer on laptop computers?

• touch pad

• track ball

• touch screen

Which device gives the output onto a paper

• printer

• monitor

• speakers

Which device is used to select the objects by directly touching with fingers?

• touch pad

• light pen

• touch screen

_________________ devices display the result that we get after processing

• scanner

• printer

• monitor

A CPU is also known as the _________________

• system unit

• control unit

• memory unit

The physical parts of a computer that can be touched and seen are called ___________

• hardware

• software

• malware

A ______________ is an input device, which is used to record voice, music and sound into the computer system.

• microphone

• mouse

• keyboard

A _______ is used to take photographs and record videos.

• digital camera

• scanner

• mouse

________________ is used to scan the printed bars codes present on the various products.

• Inkjet printer

• Bar Code Scanner

• microphone