The brain of any computer system is


B. Memory


D. Control unit

You can do it
  1. What type of virus uses computer hosts to reproduce itself?
  2. One of the popular mass storage device is CD ROM. What does CD ROM stand for?
  3. Most important advantage of an IC is its
  4. Which is not a computer of first generation?
  5. Which was the most popular first generation computer?
  6. Properly arranged data is called
  7. Which of the following are the two main components of the CPU?
  8. The subject of cybernetics deals with the science of
  9. Which of the following is first generation of computer?
  10. On a PC, how much memory is available to application software?
  11. The programs which are as permanent as hardware and stored in ROM is known as
  12. When was Pascaline invented?
  13. The output quality of a printer is measured by
  14. What does DMA stand for?
  15. In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are…
  16. Which of the following is used only for data entry and storage, and never for processing?
  17. ________ computers operate essentially by counting
  18. A name or number used to identify storage location devices?
  19. Who is the father of personal computer?
  20. In 1999, the Melissa virus was a widely publicised:
  21. Which unit converts computer data into human readable form?
  22. An integrated circuit is
  23. Time during which a job is processed by the computer is
  24. The brain of any computer system is
  25. What is a compiler?
  26. Which computers are used as servers for any medium sized organizations?
  27. The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not…
  28. Which of the following is true?
  29. What type of computers are client computers (most of the time) in a client-server system?
  30. Operating system, editors, and debuggers comes under?