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Which of the following is not a primary storage device?

A. Magnetic tape

B. Magnetic disk

C. Optical disk

D. All of the above

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

You can do it
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  2. Which is the highest form?
  3. The commonly used standard data code to represent alphabetical, numerical and punctuation characters…
  4. What is System Analysis?
  5. Which of the following generation computers had expensive operation cost?
  6. What is the number of read-write heads in the drive for a 9- trac magnetic tape?
  7. Which of the following is not anti-viruses software?
  8. What is a compiler?
  9. What is required when more than one person uses a central computer at the same time?
  10. ________ computers operate essentially by counting
  11. The system unit of a personal computer typically contains all of the following except:
  12. Computer operators
  13. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  14. The term GIGO is related to
  15. What is the responsibility of the logical unit in the CPU of a computer?
  16. Which of the following statements is true?
  17. ______ computers are also called personal computers
  18. IBM 1401 is
  19. Computers built before the First Generation of computers were:
  20. Abacus was the first
  21. Who invented vacuum tubes?
  22. Which of the following is NOT one of the four major data processing functions of a computer?
  23. WAN stands for
  24. Programs designed to perform specific tasks is known as
  25. A 32 bit microprocessor has the word length equal to
  26. The main electronic component used in first generation computers was
  27. Hard disk is coated in both sides with
  28. One of a class of storage device devices that can access storage locations in any order is
  29. MSI is the abbreviation of
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