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. Which statement is valid about computer program?
  2. The translator program used in assembly language is called
  3. When did IBM introduce the 20286 based PC/AT?
  4. Word length of a Personal Computer is ___
  5. Who is the inventor of ABC Computer?
  6. The earliest calculating devices are
  7. The translator program used in assembly language is called
  8. COBOL is widely used in application s
  9. One of the popular mass storage device is CD ROM. What does CD ROM stand for?
  10. ASCII is a coding system that provides
  11. Hardware or software designed to guard against unauthorized access to a computer network is known as…
  12. Find out who is not the inventor of transistors among following names
  13. Which American computer company is called Big Blue?
  14. Light pen and joystick are________
  15. What type of computers are client computers (most of the time) in a client-server system?
  16. What is the name of the computer terminal which gives paper printout?
  17. 1 Byte =?
  18. When was the first electro-mechanical computer developed?
  19. ________is defined as any crime completed through the use of computer technology.
  20. The difference between people with access to computers and the Internet and those without this access…
  21. Which device is required for the Internet connection?
  22. Which of the following is not a form of data?
  23. Each model of a computer has a unique
  24. Which computer support co-processors?
  25. UNIVAC is
  26. What does DMA stand for?
  27. Which of the following is correct acronym of VGA?
  28. Which is the type of memory for information that does not change on your computer?
  29. Which of the items below are considered removable storage media?
  30. Perforated paper used as input of output media is known as