Which of the following best defines an operating system?
A)It is a set of programs for controlling and managing computer hardware and software.
B)It is a computer and all the software for managing network resources and offering services to a network.
C)It is a collection of disk drives used for fault tolerance,typically in large network systems.
D)It is the main circuit board containing connectors for attaching additional boards.

Question

Quizplus · Accepted Answer

An operating system is a set of programs for controlling and managing computer hardware and software. It manages computer resources, controls hardware access, and provides basic services to applications.

B, C, and D are all incorrect definitions of an operating system. B describes a network architecture, C refers to disk drives used for data backup and redundancy, and D refers to a computer motherboard.

Which of the Following Best Defines an Operating System