Output devices

Choose the correct description for Inkjet printer

• It is a Flat panel display that uses the light modulating properties of liquid crystals.

• It is a Flat panel display that uses an array of light‑emitting diodes as pixels.

• It uses droplets of ink those are propelled onto paper.

• It uses an electrically charged powdered ink which is transferred onto paper.

Choose the correct description for LCD Screen

• It is a Flat panel display that uses the light modulating properties of liquid crystals.

• It is a Flat panel display that uses an array of light‑emitting diodes as pixels.

• It uses droplets of ink those are propelled onto paper.

• It uses an electrically charged powdered ink which is transferred onto paper.

Choose the correct description for 2-D Cutter

• It is a Flat panel display that uses the light modulating properties of liquid crystals.

• It is a Flat panel display that uses an array of light‑emitting diodes as pixels.

• It uses droplets of ink those are propelled onto paper.

• High powered laser that uses the x-y plan

This is an output device that uses many small mirrors to reflect light towards a lens. This will display an image

Choose the correct output device from following description

• LCD

• Projector

• LED

• Cutter

This is an output device that creates an object by building layer upon layer of material.

• 3D Printer

• Projector

• LED

• Cutter

Identify 3 output devices that can be connected to a personal computer.

Choose any three correct devices

• Printer

• Joystick

• Speaker

• Microphone

• Monitor

Select One statement about LED display which is not true .

• It is a flat panel display

• It creates images using red, green and blue diodes

• It is not very energy efficient and gives off heat

• It is also used in mobile devices such as smartphones and tablets

It output sound produced by computer system to user

• Headphone

• Speaker

• both A and B

• none of above

It Uses a print head mechanism that moves side to side to print on paper

• Laser Printer

• Inkjet Printer

• 3-D Printer

• none of above options

(a)   uses high power laser to generate a physical object