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Output Devices
Output devices
9
Computer Science
Not Applicable
05/15/2013

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Cards

Term
Monitors
Definition
A monitor (or screen) is he most commonly used output device. The picture on a monitor is made up of thousands of tiny coloured dots called pixels. The quality of the picture depends on how many pixels thee are, the more pixels, the better the quality.
Term
Printers
Definition
Printers produce their output on paper. Some printers don't always print onto paper. Some print onto CDs and DVD disks.
Term
Laser Printer
Definition
These use powdered inks (toners) and fuse them onto the paper by heat and pressure. They can be used to pint out various things, such as fliers or other commercial material.
Term
Ink-Jet Printer
Definition
These heat ink as it flows through using a tiny set of nozzles. Usually when using Ink-Jet printers, they are usually wet. These are very good when it comes to printing photos.
Term
Dot Matrix Printer
Definition
These computers where the first type of computers used at homes and schools and where very noisy. The print head contained a grid of pins and different combinations of pins are pushed to form different characters.
Term
Speakers
Definition
Most computers re fitted with a small internal speaker which can produce beeping sounds to alert you if you make an error.
Term
Lights
Definition
Lights such as LEDs can be connected to a computer or within equipment and respond to electrical signals which tell them to switch on and off.
Term
Plotter
Definition
Plotters are specialist types of printers which are able to draw high quality images on large pieces of paper, for expel 3 foot by 10 foot.
Term
Touch Screen
Definition
This is both an input and an output device. You can view the options on the screen (output, and then you can choose one of them using your finger to go to the application you have chosen (input).
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