200-901 Network Fundamentals Practice Question
Which wireless standard operates in both 2.4 GHz and 5 GHz bands and is commonly known as Wi-Fi 6?
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
✓
802.11ax
802.11ax (Wi-Fi 6) supports both 2.4 GHz and 5 GHz bands, offering improved efficiency.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
802.11n
Why it's wrong here
802.11n (Wi-Fi 4) operates on both but is older.
- ✗
802.11ac
Why it's wrong here
802.11ac (Wi-Fi 5) operates only on 5 GHz.
- ✓
802.11ax
Why this is correct
802.11ax is Wi-Fi 6, dual-band.
- ✗
802.11g
Why it's wrong here
802.11g is 2.4 GHz only.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-901 practice question is part of Courseiva's free Cisco 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 200-901 exam.