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The lower deck of an abacus is known as

A. heaven

B. sky

C. earth

D. floor

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  1. What was the computer invented by Attanasoff and Clifford?
  2. Storage capacity of magnetic disk depends on
  3. Chief component of first generation computer was
  4. Through which device the main components of the computer communicate with each other?
  5. Todays computer giant IBM was earlier known by different name which was changes in 1924. What was that…
  6. What is a brand?
  7. Which of the following is a part of the Central Processing Unit?
  8. Slide Rules was invented in
  9. A dumb terminal has
  10. Symbolic logic was discovered by
  11. A computer which CPU speed around 100 million instruction per second and with the word length of around…
  12. Which is another name for functional language?
  13. Which of the following computer is not invented by J.P. Eckert and John Mauchly?
  14. Computer professionals working in a computer centre are
  15. IBM 1401 is the first computer to enter in Nepal. It belonged to
  16. What is required when more than one person uses a central computer at the same time?
  17. RAM is also called as
  18. A system is
  19. Which is a device that changes information into digital form?
  20. One computer that is not considered a portable is
  21. The primary advantage of key-to-tape data entry system is
  22. When did John Napier develop logarithm?
  23. Switching device of fifth generation computer is________
  24. Where as a computer mouse moves over the table surface, the trackball is
  25. What is the latest write-once optical storage media?
  26. The word processing task associated with changing the appearance of a document is
  27. Operating system, editors, and debuggers comes under?
  28. Instructions and memory address are represented by
  29. Which of the following are the best units of data on an external storage device?
  30. Which of the following is not a primary storage device?