Output Devices - IGCSE Computer Science

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

• Digital Light Projector (DLP)
• 3D Printer
• Liquid Crystal Display (LCD)
• Actuator

This is an output device that creates an object by building layer upon layer of material which could be plastic, resin or powdered metal.

• 3D Printer

• 2D Cutter

• Actuator

• Inkjet Printer

This is an output device that uses a high powered laser to cut materials such as thin metals and wood.

• 2D Cutter
• Liquid Crystal Display (LCD)
• Inkjet Printer
• Laser Printer

The screen is made up of blocks of red, green and blue pixels. The screen uses layers of different types of liquid.

• Liquid Crystal Display (LCD)

• Actuator

• Laser Printer

• LCD Projector

It is responsible for powering and moving a motor in machinery

• Actuator
• Inkjet Printer
• LCD Projector
• LED Screen

An output device that produces a hard copy of a document using thermal bubble and piezoelectric technology.

• Inkjet Printer
• Laser Printer
• LED Screen
• Headphones

An output device that uses a rotating drum

• Laser Printer

• LCD Projector

• Headphones

• Speaker

Uses a high-intensity beam of light shone through three layers of changing pixels

• LCD Projector
• LED Screen
• Speaker
• 3D Cutter

Flat panel display that uses an array of light-emitting diodes as pixels

• LED Screen
• Headphones
• 3D Cutter
• CAD/CAM

An output device that produces sound and allows the user to listen to music without disturbing others

• Headphones
• Speaker
• CAD/CAM
• Digital Light Projector (DLP)