FC0-U71 Infrastructure Practice Question
A technician is troubleshooting a network connectivity issue. The user can access local network resources but cannot browse the internet. The technician suspects a DNS problem. Which of the following is the primary function of DNS?
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
✓
Translate domain names to IP addresses
DNS translates human-readable domain names (e.g., www.example.com) into IP addresses that computers use to communicate.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Filter unwanted network traffic
Why it's wrong here
That's a firewall.
- ✓
Translate domain names to IP addresses
Why this is correct
DNS does name resolution.
- ✗
Provide wireless network access
Why it's wrong here
That's a wireless access point.
- ✗
Assign IP addresses to devices on the network
Why it's wrong here
That's DHCP.
Go deeper
Related to this question
About these practice questions
This FC0-U71 question is part of Courseiva's 988-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
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.