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Which is considered a direct entry input device?

A. Optical scanner

B. Mouse and digitizer

C. Light pen

D. All of the above

Related Questions

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  8. Which of the following programming language started from second generation?
  9. The output quality of a printer is measured by
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  11. A computer has very low failure rate because it uses electronic components. It produces very consistent…
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  14. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
  15. Which of the following is not a binary number?
  16. IBM 1401 is
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  19. Which of the following is not true?
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  21. A name or number used to identify a storage location is called
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  27. Word length of a Personal Computer is ___
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  30. When we look at the cost, which of the following computer is most expensive?

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