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WorksheetsInput and output devices
Total questions: 20
Worksheet time: 3600secs
Input device for sound data
Scanner
Voice control
Voice recognition
Microphone
You can use this to input printed documents to a computer ?
Trackerball
Scanner
Keyboard
Mouse
Input device that reads printed text, scans it, and converts it to text that can be edited in a word processor.
Magnetic stripe readers
Optical Character Recognition
Optical Mark Recognition
Magnetic Ink Character Recognition
It is a device to record the sound/music (a) .
An input device used in the hospital (a) .
When a sensor and a microprocessor, (a) used to convert the information collected by the sensor.
This touch screen has two layers separated by air or inert gas.
Which touch screen is this?
Capacitive
Infrared
Resistive
What are the disadvantages of infrared touch screen?
Allows multi-touch facilities
Has good screen durability
Sometimes sensitive to light interference.
The screen can be sensitive to water or moisture
What is a disadvantage of capacitive touch screen?
Better image clarity than resistive screens, especially in strong sunlight
They are sensitive to electromagnetic radiation (such as magnetic fields or microwaves).
Projective capacitive screens allow multi-touch.
Very durable screens that have high scratch resistance
"Uses human-skin as a conductor of electricity"
Which type of Touch-screen is the most accurate to this statement?
Capacitive
Resistive
Infrared
What is a common size measurement unit for display
screens?
Feet
Inches
Metres
Miles
Which type of display is known for using organic compounds有机化合物 to emit light?
LCD
OLED
LED
Touch screen
Which display type typically offers the best contrast ratio?
LCD
OLED
LED
Touch screen
What type of touch screen is this？
Resistive touch screens
电阻式触摸屏
Capacitive touch screens
电容式触摸屏
Infrared touch screens
红外触摸屏
What type of touch screen is this？
Resistive touch screens
电阻式触摸屏
Capacitive touch screens
电容式触摸屏
Infrared touch screens
红外触摸屏
What type of touch screen is this ？
Resistive touch screens
电阻式触摸屏
Capacitive touch screens
电容式触摸屏
Infrared touch screens
红外触摸屏
