684765
Description
Mind Map by izzykersley01, updated more than 1 year ago
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Created by izzykersley01
almost 11 years ago
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Input Devices
- Keyboard
- Advantages: easy to use, little
training, come with computer
- Disadvantages: easy to make mistakes,
possible R.S.I, difficult to use for disabled users
- Advantages: easy to use, little
training, come with computer
- Mouse
- Advantages: ideal for desktop
computers, little training,
comes with computer
- Disadvantages: possible R.S.I,
requires a flat space near computer
- Advantages: ideal for desktop
computers, little training,
comes with computer
- Touchpad
- Advantages: useful alternative to mouse, fixed position, short finger movements
- Disadvantages: gloves cannot be
worn, sensor affected by liquid
- Advantages: useful alternative to mouse, fixed position, short finger movements
- Joystick
- Advantages: better gaming experience
- Disadvantages: requires more skill to use, can easily break
- Advantages: better gaming experience
- Concept Keyboard
- Advantages: faster access to
certain areas, waterproof
- Disadvantages: limited to options on keyboard, poor for numerical/text input
- Advantages: faster access to
certain areas, waterproof
- Touch Screen
- Advantages: easy to use, no extra hardware (like a
mouse) needed, software can alter what is on the screen
- Disadvantages: not always accurate, more expensive, tiring, not robust
- Advantages: easy to use, no extra hardware (like a
mouse) needed, software can alter what is on the screen
- Scanner
- Advantages: accurately produce high quality images,
image/text can be used in electronic documents
- Disadvantages: take up a lot of memory, possible loss of
image quality, (dependent on original quality of image)
- Advantages: accurately produce high quality images,
image/text can be used in electronic documents
- Graphics Tablet
- Advantages: more natural images can be draw with accuracy
- Disadvantages: expensive, not useful for general selection work
- Advantages: more natural images can be draw with accuracy
- Microphone
- Advantages: input sound
easily, quicker input of data
- Disadvantages: words can be interpreted incorrectly,
quality of sound depends on background noise
- Advantages: input sound
easily, quicker input of data
- Webcam
- Advantages: can already be
built into computer, new ways
of communication, security
- Disadvantages: not always good quality image
- Advantages: can already be
built into computer, new ways
of communication, security
- Barcode Reader
- Advantages: all changes to product
uploaded to a database, quick access to data
- Disadvantages: potential misinterpretation of data
- Advantages: all changes to product
uploaded to a database, quick access to data
- Optical Mark Reader (OMR)
- Advantages: fast, only
one computer needed,
more accurate
- Disadvantages: not
always read correctly, not
suitable for text input
- Advantages: fast, only
one computer needed,
more accurate
- Biometric Devices
- Advantages: accurate, difficult to hack (finger print needed), quick
- Disadvantages: possible misread data
- Advantages: accurate, difficult to hack (finger print needed), quick
- Sensors
- Advantages: automatic, detect physical quantities outside computer
- Disadvantages: must have an
Analogue to Digital Converter (ADC) to
work
- Advantages: automatic, detect physical quantities outside computer
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