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A special scanning device that can read carefully placed pencil marks on specially designed documents. This is an input device.

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Function of Optical Mark reader?

Optical Mark Reader (OMR) is a high-tech data input device integrated optical and electrical technology. It is a powerful tool for speedy automatic data capture, thousands of data bytes per second, several hundreds of times faster than manpower, especially it can work for a long time without break.


Define input devices .with some examples?

The input and output devices of a computer are normally abbreviated as I/O devices.There are a variety of input units,which are used by computers.THE MOST COMMONLY USED UNIT OF THIS TYPE IS A KEYBOARD AND A MOUSE OF A DESKTOP COMPUTER.Special purpose units are scanners,magnetic ink character reader,optical mark reader,optical character reader and bar code reader.


Is a optical character reader a input or output device?

Input device


Twenty examples of input devices and output devices of computer?

# Keyboard # Mouse # Touch Screen # Touch pad # Joystick # Bar code reader # Light pen # Graphics tablet # Microphone # Eye scanner # Magnetic Ink Reader # Optical Mark Reader # Optical Character Reader # ECG # MRI #


What input device can be used for marking a multiple choice test?

A common input device used for marking a multiple-choice test is an optical mark recognition (OMR) scanner. OMR scanners detect marks made by pencils or pens on specially designed answer sheets. These marks are then converted into digital data for processing and scoring. OMR technology is widely used in educational institutions for efficient and accurate grading of multiple-choice exams.