input devices Flashcards

Input devices

1
Q

bar code scanners

A

Input device that uses a laser to read a bar code.

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2
Q

concept keyboard

A

Keyboard with keys that perform programmable, customised functions.

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3
Q

digital cameras

A

Camera that saves images digitally, often in JPEG format.

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4
Q

digital video cameras

A

Camera that saves digital video

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5
Q

digitize

A

To convert data from analog to digital form.

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6
Q

Dvorak keyboards

A

Alternative keyboard layout to improve typing speed.

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7
Q

game controllers

A

Input device with buttons used for games playing.

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8
Q

joystick

A

Input device used for games playing and flight simulators.

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9
Q

Keyboards

A

Input device that lets the user enter text and numeric data.

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10
Q

Magnetic Ink Character Recognition

A

Input device that reads text written in special magnetic ink. Often used at the bottom of cheques.

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11
Q

magnetic stripe readers

A

Input device that reads the magnetic stripe on cards like ATM cards and bank cards.

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12
Q

MICR

A

See Magnetic Ink Character Recognition

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13
Q

microphone

A

Input device for sound data

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14
Q

multi touch

A

Input device able to recognise touches and gestures made with multiple fingers.

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15
Q

multimedia keyboard

A

Keyboard with buttons to perform common tasks such as program launching.

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16
Q

OCR

A

See Optical Character Recognition.

17
Q

OMR

A

See Optical Mark Recognition.

18
Q

Optical Character Recognition

A

Input device that reads printed text, scans it, and converts it to text that can be edited in a word processor.

19
Q

Optical Mark Recognition

A

Input devices that reads simple multiple choice style answers by looking for marks on the paper.

20
Q

scanner

A

Input device used to digitise photographs and paper copies of data.

21
Q

sensors

A

Input devices used to measure physical traits, such as sound, heat, or light.

22
Q

Smart card readers

A

Device to read a smart card.

23
Q

Soft keyboard

A

Keyboard which is displayed on screen and controlled by clicking on buttons with the mouse or a touch screen.

24
Q

stylus

A

Input device used in conjunction with touch screens.

25
Touch pad
Input device commonly found on laptops instead of a mouse.
26
touch screen
Input device that lets the user touch areas of the display to perform tasks.
27
trackball
Input device that uses a rotating ball to control the cursor.
28
UPC
See Universal Product Code
29
Universal Product Code
A type of barcode.
30
virtual keyboard
See soft keyboard
31
voice control
Use of spoken commands to control a computer.
32
voice recognition
Use of software to convert spoken words into text.
33
Webcam
Input device used to record video, often found in laptop computers.