What is the general transmission mode of the bearer at the RLC layer of the port?

• A.NM
• B.TM
• C.AM
• D.UM

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What is the maximum rate of NB-IoT defined?

• A.200Kbps
• B.500Kbps
• C.100bps
• D.1Mbps

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RSRP reference signal received power refers to the average signal power received by all REs of a Symbo bearer Reference Signa within the measured frequency bandwidth.

• A.True
• B.False

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What are the differences between FDD and TDD in PRACH channel design? (Multiple choice)

• A.The short RACH time domain resource is on the UpPTS and shares the UpPTS frequency domain resource with Sounding.
• B.Because there are few TDD uplink subframes, multiple RACH channels in the same subframe are allowed.
• C.frequency domain occupies 6 RBs, the number of symbols occupied by the time domain is determined by the radius of the supported access
• D.TDD supports short RACH (format4)

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Regarding the TAC/TAU process, which of the following descriptions are wrong? (Multiple Choice)

• A.The TAU process must first perform random access, and the number of PAGINGs in all cells in the TAC is the same.
• B.TAU is initiated in IDLE mode and is divided into normal TAU and periodic TAU.
• C.TAU is the process of the NAS layer, and the TAU process does not use random access.
• D.TAC is the area that mobile management by MME to UE, the TAU may be initiated in the mode of IDLE or CONNECT

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