Which of the following security feature of the 5G can identify illegal attacks and reduce the impact of attacks?
-SC

• A.Confidentiality
• B.Traceability.
• C.Integrity
• D.Availability .

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Which of the following has the highest requirement for the network bandwidth in B - Scan?

• A.Communication between doctors and patients
• B.Real-time call
• C.Ultrasonic imaging
• D.Operation controlc.

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Which of the following is the main advantage of the using massive MIMO over traditional MIMO? SC

• A.Multiplexing gain
• B.Single-channel array gain
• C.3d beamforming gain
• D.Diversity gain

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The first wave of communication 5G predominately targets eMBB services.

• A.True
• B.False

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Which of the following architectures can be used with the multi -stream aggregation (MSA) technology to implement coordination between LTE and 5G?

• A.option 3 .
• B.option2
• C.option 3a .
• D.option3x .

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