COMPUTER ARCHITECTURE
INPUTOUTPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Analogue
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Actuator
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Sensor
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None of the above
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Detailed explanation-1: -An automatic input device is a piece of hardware that allows data to be transferred from the outside world into the computer. This will occur automatically with minimal or no human interaction. A sensor is a hardware device that will take measurement of physical properties like temperature, pressure or acidity.
Detailed explanation-2: -The input for a sensor is whatever it is they are sensing. Think of the sensor for a security light. It is sensing movement to determine whether or not to turn the light on. The output is the security light. The input is the security light sensor.
Detailed explanation-3: -Barcode readers. Optical mark reader (OMR) Magnetic Ink Character Recognition (MICR) Optical Character Recognition (OCR) Magnetic stripe readers. Sensors. Biometric devices.