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

  1. A byte consists of
  2. Which of the following have low failure rate?
  3. in which year was UK's premier computing event started?
  4. ________ Is the appearance of typed characters?
  5. What type of resource is most likely to be a shared common resource in a computer Network?
  6. Regarding data, computers are very good at
  7. When was the first electro-mechanical computer developed?
  8. Which of the following programming language started from second generation?
  9. The output quality of a printer is measured by
  10. Who is the chief of Microsoft
  11. A computer has very low failure rate because it uses electronic components. It produces very consistent…
  12. High density double sided floppy disks could store of data
  13. The advantage of COM are its __ and __
  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
  17. MAN stands for
  18. ________ provides process and memory management services that allow two or more tasks, jobs, or programs…
  19. Which of the following is not true?
  20. Instructions and memory address are represented by
  21. A name or number used to identify a storage location is called
  22. ASCII stands for
  23. The instructions for starting the computer are house on
  24. Which of the following is true?
  25. COBOL is an acronym for________
  26. Which of the following is a secondary memory device?
  27. Word length of a Personal Computer is ___
  28. IBM 1401 is
  29. ________ refers to electronic trespassing or criminal hacking.
  30. When we look at the cost, which of the following computer is most expensive?

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