FC0-U71 Applications and Software Practice Question
A user is troubleshooting an issue with a web application that is only accessible through a browser. The user notes that the application runs slowly. Which component is most likely responsible for processing the application's server-side logic?
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
✓
Web server
Web applications rely on server-side processing for tasks like database access and business logic. The server (or server-side code) handles this, while the client (browser) handles presentation.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Web browser
Why it's wrong here
The browser handles client-side rendering and scripting (JavaScript).
- ✗
Local firewall
Why it's wrong here
A firewall controls network traffic, not application logic.
- ✓
Web server
Why this is correct
Correct. The web server runs server-side code that processes requests and sends responses.
- ✗
Operating system
Why it's wrong here
The OS manages hardware, not specific application logic.
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JA
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.