Who invented vacuum tubes?

A. John Bardeen

B. William Shockley

C. Lee de Forest

D. All of above

You can do it
  1. Compression of digital data for efficient storage is
  2. Floppy disks typically in diameter
  3. Which is the highest form?
  4. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by…
  5. Machine language is
  6. An _________ Device is any device that provides information, which is sent to the CPU
  7. What was the computer invented by Attanasoff and Clifford?
  8. IBM 7000 digital computer
  9. A computer programmer
  10. Abacus was the first
  11. Which of the following was a special purpose computer?
  12. Which of the following is an example of fifth generation computer?
  13. The computer size was very large in
  14. Which of the following statement is valid?
  15. In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris…
  16. What is meant by a dedicated computer?
  17. Which of the following memories need refresh?
  18. When was Pascaline invented?
  19. Abacus was the first
  20. A collection of related instructions organized for a common purpose is referred to as
  21. Offline device is
  22. Is an OOP principle
  23. Which of the following memory medium is not used as main memory system?
  24. The advantage of COM are its __ and __
  25. Which of the following term means to reckon?
  26. MIS is designed to provide information needed for effective decision making by?
  27. A digital computer did not score over an analog computer in terms of
  28. Which of the following computer implemented binary numbers, perform calculations using electronics and…
  29. A typical personal computer used for business purposes would have of RAM.
  30. Computers with 80286 microprocessor is