________ Operating Systems Are Used to Control and Coordinate Computers

Q51: _ programs reduce the size of files

Q52: This operating system is widely used by

Q53: A utility program that makes a copy

Q54: The operating system is often referred to

Q55: Windows Server is an example of a(n)_

Q57: _ programs guard your computer system against

Q58: In a virtualized environment,the operating system of

Q59: Smartphones generally include a network operating system.

Q60: Starting or restarting a computer is called

Q61: Disk Cleanup,File History,and Disk Defragmenter are all