H35-660_V2-0 practice question 26 of 35

. What are the two major challenges of high-frequency communication relative to low-frequency communication? (Multiple choice, 2 points)

Full set: 344 questions
Answer options
A: Larger carrier bandwidth
B: Large propagation loss and weak diffraction ability
C: Unbalanced uplink and downlink coverage
D: RF instruments have large phase noise
Correct Answer:
BC
Explanation

Explanation: high-frequency propagation loss is large, and the diffraction ability is weak; the upstream and downstream coverage is not balanced.

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