COMPUTER HARDWARE COMPONENTS FUNCTIONS
COMPUTER OUTPUT DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Optical Mark Reader
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Optical Magnetic Reader
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Optical maximum Reader
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Optical metal Reader
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Detailed explanation-1: -Optical Mark reading (OMR) is a method of entering data into a computer system. Optical Mark Readers reads pencil or pen marks made in pre-defined positions on paper forms as responses to questions or tick list prompts.
Detailed explanation-2: -Optical Mark Reader is an OMR scanner that reads the mark of pencils made on predefined positions on the OMR sheets. The best OMR software available in the market can be paired with any normal scanner and have inbuilt sensors that are efficient in detecting dark pencil marked areas present on the OMR form.
Detailed explanation-3: -OMR: OMR or Optical Mark Recognition, is a device capable of capturing human marked documents such as surveys and tests to a digital format. For a document to be read by the device it needs to be in a specified background. Since it takes data from the user, it is an input device.
Detailed explanation-4: -Why is OMR an input device? The OMR card by itself is not considered 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.