Which of the following is used as a primary storage device?

A. Magnetic drum

B. Hard Disks

C. Floppy

D. All of above

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

You can do it
  1. Which of the following is not an electronic computer?
  2. Chief component of first generation computer was
  3. Which of the following professions has not been affected by personal computers?
  4. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
  5. Which is the largest computer?
  6. Through which device the main components of the computer communicate with each other?
  7. Hard disk is coated in both side with
  8. The list of coded instructions is called
  9. Which of the following is not anti- viruses' software?
  10. ________ computer is a medium sized computer
  11. Abacus was the first
  12. A modern electronic computer is a machine that is meant for
  13. Nepal brought a computer for census of 2028 BS. This computer was of
  14. What is the main difference between a mainframe and a super computer?
  15. The BIOS is the abbreviation of ________.
  16. An area of a computer that temporarily holds data waiting to be processed is________
  17. Instructions and memory address are represented by
  18. Most of the first generation computers were
  19. A memory that holds micro programs is
  20. MICR stands for
  21. Which of the following is the coding of data so that is can't be easily understood if intercepted.
  22. ASCII is a coding system that provides
  23. Which of the following is considered first computer in the world?
  24. Size of the primary memory of a PC ranges between
  25. A program component that allows structuring of a program in an unusual way is known as
  26. Which of the following is a storage device?
  27. Chief component of first generation computer was
  28. Which of the following programming language started from second generation?
  29. Which statement is valid about computer program?
  30. One of the popular mass storage device is CD ROM. What does CD ROM stand for?