Who developed a mechanical device in the 17th century that could add, subtract, multiple, divide and find square roots?

A. Napier

B. Babbage

C. Pascal

D. Leibniz

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  1. CPU speed of a personal computer is
  2. Which is not a basic function of a computer?
  3. Perforated paper used as input of output media is known as
  4. Which of the following is required when more than one person uses a central computer at the same time?
  5. In 1999, the Melissa virus was a widely publicised:
  6. The first computer introduced in Nepal was
  7. Multi user systems provided cost savings for small business because they use a single processing unit…
  8. Mnemonic a memory trick is used in which of the following language?
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  10. Magnetic disk is an example of
  11. Each set of Napier's bones consisted of rods.
  12. Regarding data, computers are very good at
  13. A small or intelligent device is so called because it contains within it a
  14. The first computers were programmed using
  15. Which of the following IC was used in third generation of computers?
  16. Which computer memory is used for storing programs and data currently being processed by the CPU?
  17. Compression of digital data for efficient storage is
  18. What type of memory is not directly addressable by the CPU and requires special softw3are called EMS…
  19. Example of non-numeric data is
  20. Abacus was the first
  21. A stand-alone system which produces one page of printed output at a time is
  22. Which of the following is a storage device?
  23. When did arch rivals IBM and Apple Computers Inc. decide to join hands?
  24. Which of the following registers is loaded with the contents of the memory location pointed by the PC?
  25. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to…
  26. Which of the following is valid statement?
  27. John Napier invented Logarithm in
  28. A characteristic of card systems is:
  29. BCD is
  30. Artificial Intelligence is associated with which generation?