EMT Practice Test

1. Question Content...

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Question1: Regarding the NR slot structure, what are the correct terms described below?

Question2: What is the application type used for gNodeB remote maintenance channel detection?

Question3: VSWR testing on U2000 will cause business interruption and prohibit operation when business is busy.

Question4: gNodeB sector is deployed using AAU5613, what is the maximum transmission power configuration of a single cell?

Question5: Which of the following factors affects the peak CPE downlink rate in NSA networking?

Question6: The NR neighboring cell measurement event of the UE adopts B1, and the corresponding RSRP threshold value 35, which is the true level value?

Question7: The maximum transmit power of NRDUCELTRP configured by gNode is the BBU radio frequency power.

Question8: When the gNodeB is planned to have multiple IP addresses and the next hop address is different, which of the following routing configurations is more suitable?

Question9: gNodeB must configure the transmission data then can configuring the wireless data.

Question10: Which of the following are new RNTI types in NR? (Multiple choice)

Question11: ​​In the scenario of the Option 3 series of the NSA network, the gNodeB needs to be configured with the S1-C interface.

Question12: gNodeB configures cell duplex mode based on band information.

Question13: What is the maximum number of UBBPwfl boards supported by the BBU5900?

Question14: Which of the following 5C network evolution paths has the lowest deployment cost?

Question15: Which of the following description about AAU5613 is wrong?

Question16: Which of the following models of fan boards can be adapted to the BBU5900?

Question17: Which MML command is used to add tracking area information to gNodeB?

Question18: When using the ACT CFGFILE command to clear gNodeB data, which product type is recommended to choose?

Question19: Which of the following 5C network evolution path deployment costs are the lowest?

Question20: Which of the following requirements is generally included in the target rate of urban areas in eMBB scenarios of 5G?

Question21: Which of the following is the protocol layer added to the NR air interface protocol stack?

Question22: Which of the following are required modules for gNodeB?

Question23: CPRI fiber is recommended to use multimode fiber when the BBU and RRU are connected more than 150 meters.

Question24: NSA networking needs to modify the original EPS, in addition to adding NR base stations, what upgrades need to be made?

Question25: 5G RAN 2.0 version gNodeB adds which MML command is used in DU cells?

Question26: In order to obtain a high upstream rate, the transmit power of the CPE needs to be set to the maximum power of the generator

Question27: When gNode configures the S1 interface user plane link, you also need to obtain the port numbers of the local end and the peer end.

Question28: Which description of NR time domain resources is correct?

Question29: gNodeb requires two to the same destination IP address and the destination priorities of the destination subnet masks cannot be the same.

Question30: The MCC and MNC information added by gNodeB in the SA architecture should be consistent with the core network PLMN information.

Question31: What is the vision of IMT-2020 for the peak rate of 5G networks?

Question32: When using multimode fiber to connect BBU and AAU, the distance should not exceed how many meters?

Question33: Which MML command is used to add MCC and MNC information to gNodeB?

Question34: gNodeB uses which command to configure S1 interface information?

Question35: Regarding DWP, what are the correct descriptions of the following? (Multiple Choice)

Question36: Which of the following are the new types of RNTI in NR?

Question37: Which entity is used in the RLC layer for detection and error correction?

Question38: In an NSA networking scenario, the gNodeB does not need to be configured with an X2 interface.

Question39: How did 4G Lampsite achieve "no point increase" when transforming the NR room into a 3.5Ghz NR room?

Question40: gNodeB binds the operator ID when adding tracking area information.

Question41: To enable data distribution with NR base stations in NSA networks, you need to configure the default bearer mode of NSA DC to SCG_SPLIT_BEARER on the NR side

Question42: Log in to the CPE Pro management page, and directly use the "Delete" function to delete the currently activated APN on the "APN Management" management interface

Question43: How many 100MHz NR cells does the AAU5613 support in the 17.5G RAN2.0 version?

Question44: The maximum transmit power of NRDUCELTRP in the gNode configuration is BBU RF power.

Question45: In the 5G RAN2.0 version, what is the maximum number of 100MHz 64*64 cells supported by a single BBU900?

Question46: The number of empty openings required for the power modules of the BBU5900 is the same as that of the BBU3900.

Question47: In the GL to GL+NR (BBU39XO+BBU5900) evolution path, which of the following devices does not need to be added?

Question48: In the 5G RAN2.0 version, what is the maximum number of 100MHz 64*64 cells supported by a single BBU900?

Question49: The X2 interface between LTE and NR can be established by configuring the data separately on the LTE side or the NR side

Question50: gNodeB station intra-frequency neighboring area only need to execute the MML command ADD RCELLRELATIOG to add.

Question51: Which module is used to monitor the power environment in the base station power system?

Question52: Where is the downlink data distribution in the NSA architecture implemented?

Question53: When gNodeB configures the UBBPfw1 baseband board, how many "slot numbers" cannot be configured?

Question54: Which of the following high-frequency communication uplink and downlink coverage imbalance solutions are correct? (Multiple Choice)

Question55: What is the broadcast period of MIB messages in NR?

Question56: gNodeB ships with a default SCTP parameter template.

Question57: Which of the following parameters is related to the frequency domain position of the PBCH DMRS?

Question58: Which MML command is used to add MCC and MNC information to gNodeB?

Question59: The same frequency neighbor in the gNodeB station only needs to execute the MML command ADD RCELLRELATIOG to add.

Question60: Which of the "RF unit working system" should be selected when the gNodeB adds the NR radio unit AAU?

Question61: In the NSA network, if each gNodeB is assigned two logical IP addresses, it is recommended that S1-u use the same 1P address as which of the following?

Question62: Which of the following is not a BBU veneer?

Question63: gNB QoS is to achieve hierarchical congestion management of services by mapping DSCP values.

Question64: The DCDU-128 provides DC power input to all components in the cabinet. When the number of configured RFUs exceeds, how many DCDU-12Bs need to be configured?

Question65: Regarding the NR slot structure, which is correct? (Multiple choice)

Question66: What are the following layer two protocol of the 5G air interface control plane? (Multiple Choice)

Question67: Add gNodeB identity Which of the following MML commands is used?

Question68: How many PCIs does the 5G cell support?

Question69: When the gNodeB is enabled with the MassiveMIMO function, select "Beam" in the "Antenna Configuration Mode" in the sector device parameters.

Question70: What is the fiber pulling capacity between AAU and BBU using eCPRI schemes

Question71: The VLNA group mode of gNodeB can tag different traffic with VLAN tags based on service type.

Question72: The QoS of gNB is to implement hierarchical congestion management of services by mapping DSCP values.

Question73: How many DC power outputs can the DCDU-12B provide?

Question74: What are the RRUs that support FDD 1800M uplink and downlink decoupling?

Question75: In the NSA networking option3x scenario, which MOs in the S1 interface self-creation configuration of gNodeB are not needed and must be configured?

Question76: Which entity is the RLC layer used for detection and error correction?

Question77: gNodeB passes Ethernet frames with the TAG flag, called VLAN tagged frames.

Question78: Which of the following does not belong to the BBU board?

Question79: What is the application type used by the node remote maintenance channel detection?

Question80: Multimode fiber is recommended when the CPRI fiber connection between the BBU and RRU is over 150 meters.

Question81: Compared to BBU5900 and 3910, which slot has not changed the actual position of the slot number?

Question82: NR is divided into competitive and non-competitive random access, what is the main purpose of UE triggering random access?

Question83: After the new NSA network is turned on, which of the following phenomena can be observed?

Question84: gNodeB implements X2 self-configuration via MME.

Question85: 100Mhz, 64T64 cell recommended to configure how much eCPRI connection bandwidth?

Question86: Which of the following requirements is included in the target rate of 5G eMBB scenarios?

Question87: What is the channel used for downlink data demodulation and time-frequency synchronization for 5G?

Question88: Which of the following is the default near-end maintenance address for gNB UMP boards?

Question89: When using the ACT CFGFILE command to clear gNodeB data, which product type is recommended?

Question90: Which is the largest MIMO method supported by the 5G Indoor CPE design?

Question91: Which of the following objects cannot be occluded with BLK?

Question92: In the 5G network test, what is the recommended test distance between the CPE and the gNB on the terminal side?

Question93: Under normal circumstances, when the RSRP signal of the NR base station is lower than that, users start to buffer and freeze when watching 1080P video

Question94: What is the maximum bandwidth in the millimeter wave defined in the 3GPP R16 protocol?

Question95: Which of the following protocols/data falls under Tier 3?

Question96: What compression ratios are supported by the CPRI port of 5G RAN2.1 gNodeB?

Question97: Performing a VSWR test on the U2000 causes service interruption and prohibits operations when the service is busy.

Question98: If the main control board UMPT uses a 10Gbps optical module when the NR base station is turned on, the ETHPORT of GTRANSPARA must be configured to 10Gbps and cannot be configured to slow down.

Question99: 5G RAN version 2.0 gNodeB supports the default routing domain with a VRF index of 0.

Question100: The engineering state of the factory setting of 5G equipment shipment is ?

Question101: AAU5613 can operate in the 3.5Ghz band.

Question102: NR began to support the base station version of the UBBPg half-width board, which of the following versions started?

Question103: On the NSA network, which of the following commands can be used to check whether the S1-U interface is normal?

Question104: Under NSA networking, the X2 interface of gNB can be self-established based on S1 and U2000.

Question105: In the NSA networking option3 series scenario, gNodeB must configure an X2 interface.

Question106: 5G RAN2.0 version gNodeB supports the default routing domain with VRF index of 0.

Question107: What are the subcarrier spacings supported by the 5G RAN2.0 gNodeB cell? (Multiple choice)

Question108: In the scenario of NSA networking, gNodeB's S1-U interface is self-built, which objects are unnecessary?

Question109: Regard to BWP, which is correct? (Multiple choice)

Question110: What is the MML command used by gNodeB to add CI port configuration?