WorksheetsSection A - 4 - Computer Hardware - Input & Output Devices
Total questions: 7
Worksheet time: 4mins
Which of these input devices are commonly used for navigating a user interface?
Choose two options.
Keyboard
Monitor
Mouse
Webcam
By what unit do we measure the resolution of a digitizer?
Pixels Per Inch
Dots Per Inch
Lines Per Inch
Points Per Inch
What output device is used to produce motion?
Sensor
Actuator
Digitizer
Monitor
By what unit do we measure the refresh rate of a monitor?
Hertz
Frames Per Second
Pixels Per Inch
Watts
Which of the following factors are used to judge the performance of a scanner?
Choose two options.
Resolution
Sensitivity
Bit Rate
Colour Depth
Which of the following factors are used to judge the performance of a printer?
Choose two options.
Refresh Rate
Print Speed
Horizontal Resolution
Torque
Which of the following factors are used to judge the performance of speakers?
Resolution
Range
Torque
Wattage
