In the process of uplink and downlink decoupling, what determines whether the uplink uses high frequency or low frequency for signal transmission? (single-choice question, 2 points)
In the 5G business scenario, which one will be commercialized at the latest? (single-choice question, 2 points)
FR1 is the main frequency band of 5G. What is the maximum bandwidth of the cell in MHz? (Multiple choice, 2 points)
Which of the following are the development phases of C -V2X?
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