Which of the following statements about PDSCH DMR5 is incorrect?

• A.The start symbol of a front-loaded DMRS of a type B PDSCH is always the first symbol of PDSCH.
• B.The front-loaded DMRS is mandatory, and the additional DMRS is optional.
• C.The overhead of type 1 DMRS is less than that of type 2 DMRS.
• D.The start symbol of a front-loaded DMRS of a type A PDSCH can be symbol 2.

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5G can enable smart manufacturing and upgrade the manufacturing business model. Which of the following are smart manufacturing scenarios empowered by 5G?

• A.Precise positioning and transportation
• B.Real-time operation guidance for industrial AR
• C.Machine vision positioning & detection
• D.Collaborative control between machines

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Which of the following commands is used to map DSCPs and VLAN priorities?

• A.SET PHBMAP
• B.MOD DSCPMAP
• C.SET DSCPMAP
• D.MOD PHBMAP

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If the subcarrier spacing (SCS) of a low-frequency cell Is 30 kHz and the bandwidth of each RB Is 360 kHz, theoretically, what value should the noise (dBm) over the air interface be?

• A.-105
• B.-116
• C.-120
• D.-97

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Which of the following scenario using the radio data planning file In the MAE-Deployment?

• A.Configuration of parameters in multiple MOs
• B.Configuration of parameters in an MO
• C.Batch reconfiguration of NEs
• D.Reconfiguration of a single NE

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