Based on the differentiated requirements of services, network slicing should be designed and segmented according to refined principles as much as possible. (True or False, 6 points)

• A.False
• B.True

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Which one of the following solution cannot reduce end -to-end delay ?

• A.using a low-latency bearer network
• B.RTT optimization over the air interface
• C.large-capacity spectrum bandwidth
• D.control and user plane separation ( CUPS) on the core network

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The 5G air interface protocol stack is the same as 4G, without any changes. (True or False, 2 points)

• A.True
• B.False

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Which of the following medical applications does not need to be supported by 5G?

• A.Remote B-scan
• B.Remote surgery
• C.Patient Locating
• D.Remote robot endoscope

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Higher-order QAM modulation requires higher signal-to-noise ratio and higher system complexity, so the modulation order cannot be increased indefinitely. (True or False, 2 points)

• A.True
• B.False

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