COMPUTER SCIENCE AND ENGINEERING
SYSTEM SOFTWARE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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program utility
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driver utility
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back-up utility
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compression utility
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Detailed explanation-1: -Paging. The process of transferring files from the virtual memory file on the hard disk to RAM and back. Paging file. A virtual memory file on the hard disk used as a temporary storage space for instructions that the operating system can access as you do your work. Also known as the swap file.
Detailed explanation-2: -The keyboard is an input device that allows you to enter letters, numbers and symbols into your computer.
Detailed explanation-3: -Operating system (OS) – a software that controls and coordinates the computer hardware devices and runs other software and applications on a computer. It is the main part of system software and a computer will not function without it.
Detailed explanation-4: -An operating system (OS) is a program that manages the computer’s resources—its CPU, primary storage, its input/output devices—so that the resources can be correctly and fairly used by one or more persons and/or computer programs.