What is an example of optical input device?

What is an example of optical input device?

Scanner is an example of optical input device. Other common optical input devices are magnetic ink character reader used for Magnetic Ink Character Recognition (MICR), optical mark reader used for Optical Mark Recognition (OMR), optical character reader for Optical Character Recognition (OCR) and Barcode Reader.

What is the use of optical scanner?

scanner, also called optical scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system. Bar-code scanners are used widely at point-of-sale terminals in retail stores.

How does the optical mark reader software work?

Optical mark reader is a software which can be installed in the computer and then can be used to extract data out of the marked circles on the OMR sheets. This software helps in detecting the highlighted circles on the OMR sheet which are read and transformed in a decipherable data which can be understood easily.

Read more:   Why are light bulbs filled with gas?

Which is an example of an optical input device?

Scanner is an example of optical input device. Other common optical input devices are magnetic ink character reader used for Magnetic Ink Character Recognition (MICR), optical mark reader used for Optical Mark Recognition (OMR), optical character reader for Optical Character Recognition (OCR) and Barcode Reader.

What makes an OMR reader an input device?

However, the OMR reader that reads the card is sending data (input) to the computer, which is why it is considered an input device. What is the difference between an input and output device? Was this page useful? Yes No

What is OMR ( optical mark reading ) by Computer Hope?

OMR. Updated: 10/17/2017 by Computer Hope. Short for optical mark reading or optical mark recognition, OMR is gathering information from human beings by recognizing marks on a document. OMR is accomplished by using a hardware device ( scanner) that detects a reflection or limited light transmittance on or through a piece of paper.

Read more:   Is a phone good for a 11 year old?