Who invented vacuum tubes?

A. John Bardeen

B. William Shockley

C. Lee de Forest

D. All of above

You can do it
  1. Which of the following can store information in the form of microscopic pits on metal disks.
  2. Which of the following is not a third generation computer?
  3. Pick the one that is used for logical operations or comparisons such as less than equal to or greater…
  4. What does DMA stand for?
  5. Which characteristic of computer distinguishes it from electronic calculators?
  6. Modern Computer are very reliable but they are not
  7. What was the name of the first commercially available microprocessor chip?
  8. High level language is also called
  9. A byte consists of
  10. The actual execution of instructions happens in
  11. Which American computer company is called Big Blue?
  12. Each set of Napiers bones consisted of ______ rods.
  13. Once you load the suitable program and provide required data, computer does not need human intervention.…
  14. The proper definition of a modern digital computer is
  15. On-line real time systems become popular in ________ generation
  16. A name or number used to identify a storage location is called
  17. Malicious software is known as:
  18. Nepal brought a computer for census of 2028 BS. This computer was of
  19. Computers manipulate data in many ways, and this manipulation is called________
  20. Which is not a basic function of a computer?
  21. RJ45 UTP cable has ________ Cables.
  22. Seek time is
  23. A computer program that converts an entire program into machine language is called a/an
  24. Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
  25. COBOL is an acronym for________
  26. Offline device is
  27. The examination and changing of single bits or small groups of his within a word is called
  28. The processing speed of first generation computers was
  29. CPU speed of a personal computer is
  30. Symbolic languages were developed in