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Most CRTs were used in output devices.
However some CRTs were used in input devices as flying spot scanners to scan microfilm documents into the computer. This function has generally been replaced by LASER scanners, which can be used on opaque documents that the CRT could not scan.
What else can I help you with?
Is an OMR an input or output?
is an omr and input or output device?
Is a graphic tablet output or input?
Input device.
Is interactive whiteboard an input or output device?
both input r output
Is a monitor an output device or a input device?
Normally it is an output device. However a touchscreen monitor is both an input and output device.
IS A MOTOR AN OUTPUT OR AN INPUT DEVICE?
The monitor is an output device......
Is a touchpad an input device or an output device?
It is an input device.
Is micr a output device?
The full form of MICR is Magnetis Ink Character Reader.
Are speakers an input are output device?
Output.
Is a printer both output an input device?
A printer is an output device. The keyboard is an input device.
Is printer an input or output device and why?
A simple printer is an output device. A printer/scanner is both an input and an output device.
Is the mouse an input device or output device?
It is an input device.
Is a projector input or output?
it is an output device
