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

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

You can do it
  1. The computer that process both analog and digital is called
  2. Which of the following is not computer language?
  3. A hybrid computer
  4. What are the three decisions making operations performed by the ALU of a computer?
  5. Which of the following is not an electronic computer?
  6. The instructions that tell a computer how to carry out the processing tasks are referred to as computer________
  7. The term gigabyte refers to
  8. The two basic types of record access methods are:
  9. How many symbols exist in Baudot code?
  10. First generation computers used_____ for memory
  11. The report card and merit list forms the
  12. Size of the primary memory of a PC ranges between
  13. RJ45 UTP cable has _____ Cables.
  14. Which of the following can store information in the form of microscopic pits on metal disks.
  15. MICR stands for
  16. Which device can understand difference between data & programs?
  17. The term ________ designates equipment that might be added to a computer system to Enhance its functionality.
  18. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
  19. 1 Byte =?
  20. The silicon chips used for data processing are called
  21. A computer programmer
  22. The brain of any computer system is
  23. ________ computer is small general purpose micro computer, but larger than portable computer
  24. Which of the following registers is loaded with the contents of the memory location pointed by the PC?
  25. The advantage of COM are its __ and __
  26. The process of transferring files from a computer on the Internet to your computer is called
  27. On a PC, how much memory is available to application software?
  28. Which of the following will happen when data is entered into a memory location?
  29. Who invented Analytical engine?
  30. What is the date when Babbage conceived Analytical engine