FC0-U71 Tech Concepts and Terminology Practice Question
Which of the following best describes the function of an operating system?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
It manages hardware resources and provides a platform for applications.
The OS manages hardware resources and provides services for application software.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
It converts source code into machine code.
Why it's wrong here
That is a compiler, not the OS.
- ✓
It manages hardware resources and provides a platform for applications.
Why this is correct
Correct: the OS handles resource management and serves as a platform.
- ✗
It performs calculations for scientific simulations.
Why it's wrong here
That is a function of application software, not the OS.
- ✗
It protects the computer from viruses.
Why it's wrong here
Antivirus software does that, not the OS itself.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This FC0-U71 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the FC0-U71 exam.