FC0-U71 Infrastructure Practice Question
A user is experiencing slow Wi-Fi performance at home. The router supports both 2.4GHz and 5GHz bands. Which frequency band would provide faster speeds but shorter range?
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
✓
5GHz
The 5GHz band offers higher speeds but has shorter range and is less prone to interference compared to 2.4GHz.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
NFC
Why it's wrong here
NFC is a very short-range technology used for contactless communication, not for Wi-Fi.
- ✗
2.4GHz
Why it's wrong here
2.4GHz has longer range but slower speeds and more interference.
- ✗
Bluetooth
Why it's wrong here
Bluetooth is a different short-range wireless technology, not a Wi-Fi band.
- ✓
5GHz
Why this is correct
5GHz provides faster speeds with shorter range and less interference.
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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.