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Wgu C191 Test 2025

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WGU C191 TEST 2025



Operating System - ANSWER A program that manages a computer's hardware


What are the four components of a computer system? - ANSWER Hardware,
Operating System, Application Programs, and Users


What are the three categories of hardware? - ANSWER CPU, Memory, I/O
Devices


What is the function of application programs? - ANSWER They provide ways
of using hardware to solve user problems


What is resource utilization? - ANSWER Resource Utilization is how various
hardware and software resources are shared


In what two ways does a computer view the operating system? - ANSWER A
resource allocator and a control program


What does an OS do as a resource allocator? - ANSWER It acts as the
controller of these resources while solving issues


What does an OS do in a control program? - ANSWER It regulates the
execution of user programs and prevent errors and misuse of the computer


What is a kernel? - ANSWER The one program always executing on a
computer

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