________ Programs Guard Your Computer System Against Viruses or Other

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)_

Q56: _ operating systems are used to control

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

Q62: What are some of the common features