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Question

Which of the following devices performs optical character recognition (OCR)?

The correct answer is

OCR Scanner

Explanation:

Optical Character Recognition (OCR) is a technology used to convert printed or handwritten text into digital (machine-readable) text.

  • The device that performs OCR is an Optical Scanner (specifically an OCR-enabled scanner).
  • It scans documents and uses OCR software to recognize characters and convert them into editable text.

Additional Information

  • OMR Scanner
    • OMR stands for Optical Mark Recognition, which is used to read marks made on pre-designed forms, such as multiple-choice answer sheets.
    • Unlike OCR, OMR does not recognize text but detects the presence or absence of marks in specific areas.
    • OMR scanners are commonly used in educational assessments, surveys, and voting systems.
  • Flatbed Scanner
    • A flatbed scanner is a general-purpose scanning device that captures high-resolution images of documents, photos, or other objects placed on its glass surface.
    • It does not perform OCR by default but can be combined with OCR software to convert scanned images into text.
    • Flatbed scanners are versatile and widely used in offices and homes for document digitization.
  • Barcode Reader
    • A barcode reader is a device used to scan and decode barcodes containing encoded information about products or items.
    • It uses laser or imaging technology to read barcodes and convert the data into a usable format, typically for inventory management or point-of-sale systems.
    • Barcode readers are not designed to recognize text or characters like OCR scanners.
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Important Questions from Computer Fundamentals or Terminologies

  1. A ______ can either be malware or hardware. The main purpose of this malware is to record the keys pressed by a user on the keyboard.  

  2. A ______ port transmits one bit of a byte at a time as a single stream of bits. It is meant for transmitting slow data over long distances.

  3. Which of the following is also known as a flash drive?

  4. ________ is a reading device that reads printed text by scanning it character by character. 

  5. Which of the following is not a magnetic disk?  

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