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The brain of any computer system is

A. CPU

B. Memory

C. ALU

D. Control unit

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

You can do it
  1. Which of the following is not anti- viruses' software?
  2. The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
  3. Find out who is not the inventor of transistors among following names
  4. The Second Generation Computer was based on ________.
  5. Which of the following is not an electronic computer?
  6. The proper definition of a modern digital computer is
  7. Which of the following is the largest manufacturer of Hard Disk Drives?
  8. The difference between memory and storage is that memory is _____ and storage is __
  9. Trackball is A________
  10. ABC is a
  11. What do you call the programs that are used to find out possible faults and their causes?
  12. Which unit converts computer data into human readable form?
  13. Web cam is an
  14. RAM is also called as
  15. John Napier invented Logarithm in
  16. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
  17. An application program that helps the user to change any number and immediately see the result of that…
  18. Human beings are referred to as Homosapinens, which device is called Sillico Sapiens?
  19. Which of the following is true?
  20. Which of the following storage devices can store maximum amount of data?
  21. Who is credited with the idea of using punch cards to control patterns in a waving machine?
  22. Can you tell what passes into and out from the computer via its ports?
  23. The two major types of computer chips are
  24. Which of the following is not an output device?
  25. Regarding a VDU, Which statement is more correct?
  26. Which of the following is not an input device?
  27. ________printer is the cheapest in terms of price and operating cost
  28. A device invented by Dr. Bobeck in 1966, for mass storage of data is
  29. When was the world's first laptop computer introduced in the market and by whom?
  30. DOS stands for