When debugging the NR base station through the near end of the USB flash drive, which of the following conditions will cause the RU indicator of the main control board to be in the "load failed" state?

• A.The data profile loaded by the network element through the USB flash drive last time is consistent with the data profile in the USB flash drive
• B.The data in the USB flash drive is not protected by integrity protection and encryption
• C.The base station recognizes that the base station corresponding to the USB flash drive is not the current base station
• D.The file format or self-recording in the USB flash drive is illegal

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gNodeB must configure transmission data before you can configure wireless data.

• A.False
• B.True

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Which of the following description about AAU5613 is wrong?

• A.Can work in the C-band band
• B.Horizontal half-wave power angle is 30 degree
• C.Belongs to the active antenna system
• D.Vertical half-wave power angle is 15 degree

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What is the broadcast period of MIB messages in NR?

• A.20ms
• B.160ms
• C.40ms
• D.80ms

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How many DC power outputs can the DCDU-12B provide?

• A.6
• B.12
• C.10
• D.8

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