COMPUTER HARDWARE COMPONENTS FUNCTIONS
COMPUTER OUTPUT DEVICES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Sensor
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Mouse
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Remote control
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Touchpad
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Detailed explanation-1: -TV remote controls work in a similar way but using a type of light called infrared (or IR for short). The remote control has an LED light in it which flashes really quickly to emit a message which is then picked up by the TV. The remote is called the transmitter, and the TV is called the receiver.
Detailed explanation-2: -The main technology used in home remote controls is infrared (IR) light. The signal between a remote control handset and the device it controls consists of pulses of infrared light, which is invisible to the human eye but can be seen through a digital camera, video camera or phone camera.
Detailed explanation-3: -A remote control (RC) is a small, usually hand-held, electronic device for controlling another device, such as a television, radio or audio/video recording device. Remote controls commonly operates via infrared signals but sometimes by radio frequency signals.
Detailed explanation-4: -Remote control is a system of controlling a machine or a vehicle from a distance by using radio or electronic signals.
Detailed explanation-5: -Which device containing sensors send signals to computer whenever light changes are detected? Explanation: A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer’s cathode-ray tube display.