Which of the following is used to translate images of text, drawing, photo etc. into digital form?
Correct answer: D. Scanners
- A. Bar-code readers
- B. Fax machines
- C. Imaging systems
- D. Scanners
Explanation
Scanners use light to capture an image of a physical document or object and convert it into a digital file. This digital file can then be stored on a computer or other electronic device. Scanners are a versatile tool that can be used to digitize a wide variety of materials, including text documents, photographs, drawings, and even three-dimensional objects.
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Computer fundamentals covers the history and generations of computers, their characteristics, applications and limitations, and the basic data-processing cycle. It includes binary, decimal, octal and hexadecimal number systems, units of storage, input and output devices, memory types, operating systems, and the distinction between raw data and processed information.
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