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CWNP CWISA-102 Exam - Topic 3 Question 48 Discussion

Actual exam question for CWNP's CWISA-102 exam

Question #: 48
Topic #: 3

[All CWISA-102 Questions]

How does OFDMA differ from OFDM?

ASubcarriers of OFDMA can contain data destined for a different receiver

BOFDMA offers greater range by using multiple channels at once

COFDMA allows multiple devices to transmit simultaneously on the same frequency

DOFDMA uses multiple radios to achieve higher throughput

Show Suggested Answer

Suggested Answer: C

OFDM vs. OFDMA:

OFDM (Orthogonal Frequency-Division Multiplexing):Divides a channel into multiple subcarriers for data transmission.

OFDMA (Orthogonal Frequency-Division Multiple Access):Extends OFDM by allowing multiple users to share subcarriers simultaneously, improving efficiency and spectral utilization.

References

OFDM:https://en.wikipedia.org/wiki/Orthogonal_frequency-division_multiplexing

OFDMA:https://en.wikipedia.org/wiki/Orthogonal_frequency-division_multiple_access

by Wayne at Jun 18, 2026, 03:09 AM

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