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Which of the following are the functions of a operating system

A. Allocates resources

B. Monitors Activities

C. Manages disks and files

D. All of the above

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  1. The two major types of computer chips are
  2. Each set of Napier's bones consisted of rods.
  3. Which statement is valid about interpreter?
  4. Find out who is not the inventor of transistors among following names
  5. The capacity of 3.5 inch floppy disk is
  6. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by…
  7. What are the three decisions making operations performed by the ALU of a computer?
  8. Machine language is
  9. Which of the following devices can be sued to directly image printed text?
  10. Hardware or software designed to guard against unauthorized access to a computer network is known as…
  11. Which of the following is not a binary number?
  12. A compiler is a translating program which
  13. The word Abacus is derived from Abax, a word from
  14. Which access method is used for obtaining a record from a cassette tape?
  15. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
  16. Which was the computer conceived by Babbage?
  17. Which of the following is machine independence program?
  18. What is the name of an application program that gathers user information and sends it to someone through…
  19. A technique used by codes to convert an analog signal into a digital bit stream is known as
  20. A song being played on computer speaker is
  21. Large transaction processing systems in automated organisations use
  22. Which of the following is the 1's complement of 10?
  23. Which device of computer operation dispenses with the use of the keyboard?
  24. Which computer memory is used for storing programs and data currently being processed by the CPU?
  25. The Width of a processor's data path is measured in bits. Which of the following are common data paths?
  26. An input /output device at which data enters or leaves a computer system is
  27. Main storage is also called
  28. A computer consists of
  29. MSI stands for
  30. ________ provides process and memory management services that allow two or more tasks, jobs, or programs…