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Who is the chief of Microsoft

A. Babbage

B. Bill Gates

C. Bill Clinton

D. none of these

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  1. A pen shaped device which can sense light, and is used to point at spots on a video screen.
  2. Which of the following will happen when data is entered into a memory location?
  3. The microcomputer, Intel MCS-80 is based on the widely used Intel
  4. Which of the following is not input unit device?
  5. The first firm to mass-market a microcomputer as a personal computer was
  6. A storage system for small amounts of data is
  7. Abacus was the first
  8. When was the transistors invented?
  9. What is a light pen?
  10. MSI stands for
  11. IBM 1401 computer was
  12. Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
  13. Which of the following memories needs refreshing?
  14. EPROM can be used for
  15. Example of non-numeric data is
  16. Why are vacuum tubes also called valves?
  17. The qualitative or quantitative attribute of a variable or set of variables is termed as
  18. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by…
  19. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted…
  20. ________are specific to users' needs
  21. Which is a semi conductor memory?
  22. The output quality of a printer is measured by
  23. The term computer' is derived from
  24. A device that connects to a network without the use of cables is said to be-
  25. A hard copy would be prepared on a
  26. ________ printer is a non-impact printer and is quite in working
  27. Which of the following is not true?
  28. The two kinds of main memory are:
  29. A program that converts computer data into some code system other than the normal one is known as
  30. Plotter accuracy is measured in terms of repeatability and