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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. One millisecond is
  2. Which of the following devices have a limitation that we can only store information to it but cannot…
  3. A group of magnetic tapes, videos or terminals usually under the control of one master is
  4. The first generation of computers available was based on the bit micro processors.
  5. What are the stages in the compilation process?
  6. The first digital computer built with IC chips was known as
  7. A song being played on computer speaker is
  8. Which of the following device was not invented by Babbage?
  9. Intel corporation produces chips for which computers?
  10. When did John Napier develop logarithm?
  11. When was the first electro-mechanical computer developed?
  12. What is the main difference between a mainframe and a super computer?
  13. The ability to recover and read deleted or damaged files from a criminal's computer is an example of…
  14. Symbolic logic was discovered by
  15. What was the first computer to perform all calculation using electronics rather than wheels, ratchets,…
  16. Programs are executed on the basis of a priority number in a
  17. An operating system intended for use on microprocessor based systems that support a single user is
  18. Personnel who design, program, operate and maintain computer equipment refers to
  19. Charles Babbage was awarded by Royal Society for his
  20. The first computer introduced in Nepal was
  21. Which is not a comptuer of first generation?
  22. Which computers used operating systems by Microsoft?
  23. Hackers
  24. First generation computers used _________ for memory
  25. A term used to describe interconnected computer configuration is
  26. Which of the following storage device can store the largest amount of data?
  27. Which of the following is not an electronic computer?
  28. ________ is the measurement of things such as fingerprints and retinal scans used for security access.
  29. Main storage is also called
  30. FORTRAN is