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The primary purpose of an operating system is:

A. To allow people to use the computer,

B. To make the most efficient use of the computer hardware

C. To make computers easier to use

D. To keep systems programmers employed

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

You can do it
  1. A SCSI device can transfer up to----------- of information per second.
  2. ____________approach can place the data directly into the memory or take the data directly from the…
  3. The operating system is the most common type of ___ Software
  4. The _________takes any characters from standard input, and then echoes them to standard output.
  5. The early ARPAnet is an example of a distributed computing system based on the ________________.
  6. When copying more than one file at a time, you must specify an existing directory as the ___________
  7. Fsck conducts a check in _____ phases
  8. In case of modification an unauthorized party not only gains access to but tampers with an asset. This…
  9. In the case of____________ , changes to an open file are only locally visible.
  10. Once text has been cut to the clipboard, you can____hat text into another document
  11. In ________________________ each node periodically sends a message to the time server.
  12. ______________ selects a process from among the ready processes to execute on the CPU.
  13. Which of the following is/are external commands?
  14. ______________approach simplifies debugging and system verification.
  15. Which of the following operating system reads and reacts in actual time?
  16. The ___ contains commands associated with the My Computer window
  17. IDL stands for_____________________
  18. You can move a window to a different position on your screen by dragging it by its
  19. The Basic Input Output System (BIOS) resides in
  20. Process migration involves__________________
  21. Transparent RPC mechanism refers to :
  22. The primary purpose of an operating system is:
  23. In_________________ model, when a process does a release access, the contents of all the modifications…
  24. The ______________ unpacks the call receipt messages from local RPC Runtime and makes a perfect local…
  25. What is dispatch latency?
  26. The essential difference between an operating system like Linux and one like Windows is that
  27. The controller can access memory in memory cycles which are not used by the particular bank of memory…
  28. You can use print manage window
  29. _____________typically contains temporary data such as subroutine parameter, return address, and temporary…
  30. The usual su command syntax is