Computing - Input & Output Flashcards
1
Q
Give 2 specialist input devices found in businesses etc.
A
Bar code readers
RFID
2
Q
What is RFID?
A
Radio frequency identification is an electronic version of a bar code reader except it does not need a line of sight
3
Q
What are sensors?
A
Automatic detectors of physical data
4
Q
What do the sensors send to the control system?
A
Feedback
5
Q
Give an example of an automatic data sensor
A
Accelerometer
6
Q
Give 3 output devices found with home computers
A
Monitor
Speakers
Printer
7
Q
What are actuators?
A
Output devices that move due to a command from the control system
8
Q
Give 6 input devices for users with specific needs
A
Eye-typer Puff-suck switch Voice input Joystick Footmouse Braille keyboard
9
Q
Give 3 output devices for users with specific needs
A
Screen readers
Voice synthesisers
Actuators
Screen magnifier
10
Q
Give 5 input devices a home computer would have
A
Mouse Keyboard Microphone Camera Scanner
