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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

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. IBM 1401 computer was
  2. ________ provides process and memory management services that allow two or more tasks, jobs, or programs…
  3. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
  4. Which of the printers used in conjunction with computers uses dry ink powder?
  5. The word processing task associated with changing the appearance of a document is
  6. The language that the computer can understand and execute is called
  7. ________ refers to electronic trespassing or criminal hacking.
  8. Excessive parallel processing is related to
  9. The system unit of a personal computer typically contains all of the following except:
  10. The value of each bead in heaven is
  11. Which of the following is first generation computer?
  12. Floppy disks typically in diameter
  13. Size of the primary memory of a PC ranges between
  14. The digital computer was developed primarily in
  15. CD-ROM stands for
  16. Basic is _____ language.
  17. The list of coded instructions is called
  18. Each model of a computer has a unique
  19. Which device is required for the Internet connection?
  20. A typical personal computer used for business purposes would have of RAM.
  21. EEPROM stands for
  22. The time required for the fetching and execution of one simple machine instruction is
  23. The first digital computer built with IC chips was known as
  24. Daisy wheel, Drum, chain etc are the ________
  25. The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
  26. The central processing unit (CPU) consists of
  27. A computer can solve more than one kind of problem. This is related to which of the following characteristics?
  28. Which generation of computer is still under development
  29. In which year was chip used inside the computer for the first time?
  30. IBM 1401 is