EMT Practice Test

1. Question Content...

---

Question1: After the 5G network UE is powered on and enters the idle state, what operations will be performed in the Attach process? (Multiple Choice)

Question2: Which of the following description about the CRAN pre-transmission fiber straight-through solution is correct? (Multiple choice)

Question3: Which of the following requirements is included in the target rate of 5G eMBB scenarios?

Question4: Which of the following objects cannot be blocked with BLK?

Question5: gNodeB ships with a default SCTP parameter template.

Question6: What are the RRUs that support the FDD 1800M uplink and downlink decoupling? (Multiple choice)

Question7: 5G RAN2.0 version gNodeB supports the default routing domain with VRF index of 0.

Question8: IP QoS refers to the ability of a network to provide the services it needs for a particular service over an IP network that spans multiple underlying network technologies. In what ways can it be expected? (Multiple Choice)

Question9: Which of the following high-frequency communication uplink and downlink coverage imbalance solutions are correct? (Multiple Choice)

Question10: What configuration modules does gNodeB wireless data configuration include?

Question11: NR is divided into competitive and non-competitive random access, what is the main purpose of UE triggering random access?

Question12: Which of the following modules support 64T64R?

Question13: When the NodeB automatically obtains an IP address through DHCP, which of the following message information is involved?

Question14: What are the negotiation parameters that the NodeB needs to obtain when adding a remote maintenance channel? (Multiple choice)

Question15: DCDU-12B is a DC power distribution unit. How much DC power input is provided for each component in the cabinet?

Question16: How many PCIs does the 5G cell support?

Question17: 5G RAN side service slice management, which of the following facilities is implemented?

Question18: Which of the following protocols/data are attributed to Level 3? (Multiple choice)

Question19: 5G RAN 2.0 version uplink and downlink decoupling feature deployment can be connected to which 4G main control boards?

Question20: What is IMT-2020's vision for peak rates for 5G networks?

Question21: The notebook accesses the wireless network through the CPE device, executes the ipconfig command in the cmd window of the computer, and the IP address displayed is the IP address assigned to the user by the core network.

Question22: The NSA networking needs to modify the original EPS. What other upgrades are needed in addition to the new NR base station? (Multiple Choice)

Question23: Before using U2020 remote NR base station commissioning, which of the following tasks must be prepared?

Question24: In the NSA Networking Option 3 series scenario, gNodeB needs to configure the S1-C interface.

Question25: The uplink and downlink subframe ratio of 5G RAN2.0 gNodeB cell supports SA5.

Question26: When a CPE device is upgraded in the near end, the firmware upgrade of the primary and standby areas can be completed at the same time as the "Update" upgrade operation.

Question27: What is the MML command used by the NodeB to increase the CI port configuration?

Question28: In order to support the NSA DC feature on the base station, which of the following options need to be configured?

Question29: Massive MINO is a key technology for 5G networks and can only be used in 5G networks.

Question30: Which of the following AAUs is suitable for the 2.6Ghz scenario?

Question31: Which of the "RF unit working system" should be selected when the gNodeB adds the NR radio unit AAU?

Question32: In the C-band scenario defined by R15, which of the following is the maximum wave speed of SSB in NR

Question33: Which of the following is the default near-end maintenance address for gNB UMP boards?

Question34: Which of the following requirements is generally included in the target rate of urban areas in eMBB scenarios of 5G?

Question35: What are the following layer two protocol of the 5G air interface control plane? (Multiple Choice)

Question36: Which of the following models of power modules can be adapted to the BBU5900?

Question37: On the NSA network, what objects are unnecessary in the self-built scenario of the S1-U interface of the gNodeB? (Multiple Choice)

Question38: Which description is wrong about the twist line test on the U2000?

Question39: What is the recommended eCPRI connection bandwidth for the 100Mhz 64T64 cell?

Question40: gNB QoS is to achieve hierarchical congestion management of services by mapping DSCP values.

Question41: Before the gNode configuration is adjusted, in order to avoid alarm reporting and display in the network management foreground, the project status cannot be set to which of the following states?

Question42: Which of the following is the protocol layer added to the NR air interface protocol stack?

Question43: Which 4G main control boards can be connected to the upstream and downstream decoupling features of the 5G RAN2.0? (Multiple Choice)

Question44: Which MML command is used when gNodeB add the DU cell in the 5G RAN2.0 version?

Question45: What is the broadcast period of MIB messages in NR?

Question46: What is the maximum output power of AAU5613?

Question47: The transmitted DSCP value indicates the differential service code priority, the larger the value, the higher the priority.

Question48: Which of the following objects cannot be occluded with BLK?

Question49: Which MML command is used to add MCC and MNC information to gNodeB?

Question50: What data configuration tools can gNodeB use to complete the site opening?

Question51: Which of the following MML commands is used to add the gNodeB identifier?

Question52: On the NSA network, which of the following commands can be used to check whether the S1-U interface is normal?

Question53: When the user interface of the S1 interface is configured, the port number of the local end and the peer end must be obtained.

Question54: gNodeB radio unit can also set the engineering mode.

Question55: Regarding the NR slot structure, which is correct? (Multiple choice)

Question56: The DCDU-12B provides DC input to various components within the cabinet. When the number of configured RFUs exceeds the number, two DCDU-12Bs need to be configured.

Question57: Which of the following MML commands are required to add neighbor information across gNodeB?

Question58: 5G RAN 2.0 version gNodeB logical cells and sector devices use the command ANDD NRDUCELLTRP to complete the binding.

Question59: Considering compatibility, the BBU5900 chassis supports all BBP series single boards for LTE.

Question60: How many DEVIPs are supported for 5G RAN2.0 main control single-board Ethernet interface configuration?

Question61: Regarding the NR physical layer processing, which of the following description is wrong?

Question62: What configuration modules does the gNodeB wireless data configuration include? (Multiple choice)

Question63: The maximum transmit power of NRDUCELTRP configured by gNode is the BBU radio frequency power.

Question64: In the NSA networking option3x scenario, which MOs in the S1 interface self-creation configuration of gNodeB are not needed and must be configured?

Question65: What is the maximum MIMO supported by the 5G Indoor CPE design?

Question66: The basis for the gNodeB to configure the cell duplex mode is from the band information.

Question67: In order to verify the successful establishment of NSA services, which of the following items need to be checked?

Question68: What is the maximum bandwidth in mmWave as defined in the 3GPP R16 protocol? (?)

Question69: When gNode configure the UBBPfwl baseband board, what can its "slot number" not be configured as?

Question70: In the scenario of NSA networking, gNodeB's S1-U interface is self-built, which objects are unnecessary?

Question71: Which of the following power supply schemes is most suitable when the maximum power consumption of the RF horizontal block is <800W?

Question72: When verifying the uplink 5G Only offload effect of the NSA network, under normal circumstances, only the NR side has uplink traffic, and the rate is stable, while the LTE side tracks no rate

Question73: The gNodeB RF unit can also set the engineering mode.

Question74: In the Sub 6G band, what is the maximum beam number of 5G SSB?

Question75: When the gNodeB is enabled with the MassiveMIMO function, select "Beam" in the "Antenna Configuration Mode" in the sector device parameters.

Question76: The ratio of upstream and downstream subframes in 5G RAN2.0 gNodeB cells supports SA5.

Question77: When the CU/DU is combined, the CU logical node and the DU logical node will be added to the same BBU5900.

Question78: CU/DU is set together, CU logical nodes and DU logical nodes will be added on the same BBU5900.

Question79: gNodeB's baseband device BascbandEQM is an optional addition.

Question80: How many 100MHz NR cells does the AAU5613 support in the 17.5G RAN2.0 version?

Question81: In general, which of the following base station equipment commissioning methods causes the longest DownTime?

Question82: In the NSA networking option3 series scenario, gNodeB must configure an X2 interface.

Question83: 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?

Question84: What are the configuration modules that differ between the gNodeB data configuration and the LTE data configuration MML command?

Question85: Which of the following protocols/data falls under Tier 3?

Question86: In the DC scheme between stations, the X2 interface can be used to realize the interworking between LTE and NR stations, but how long does the transmission delay take?

Question87: IP QoS refers to a capability of the network, that is, on the IP network that spans multiple underlying network technologies, to provide the services required by specific services, in what aspects does it obtain a predictable level?

Question88: The VLNA group mode of gNodeB can tag different traffic with VLAN tags based on service type.

Question89: The NR neighboring cell measurement event of the UE adopts B1, and the corresponding RSRP threshold value 35, which is the true level value?

Question90: Under NSA networking, the X2 interface of gNB can be self-established based on S1 and U2000.

Question91: Where is the downlink data distribution in the NSA architecture implemented?

Question92: gNodeB has a default SCTP parameter template when it leaves the factory.

Question93: Regarding DWP, what are the correct descriptions of the following? (Multiple Choice)

Question94: gNodeB supports two VLAN modes: single VLAN mode and VLAN group mode.

Question95: 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

Question96: When gNodeB adds NR RF unit AAU, which item should be selected for its "RF unit working standard"?

Question97: Which of the following 5C network evolution path deployment costs are the lowest?

Question98: Which of the following bands does the candidate SUL spectrum for C-band uplink and downlink decoupling not include?

Question99: What negotiation parameters do gNodeB need to obtain when adding remote maintenance channels?

Question100: If the NR base station cannot load the new BTS5900 base station configuration data at the remote end, which of the following solutions can be used for near-end data configuration?

Question101: In an NSA networking scenario, the gNodeB does not need to be configured with an X2 interface.

Question102: Which functional modules of the BTS5900A base station are optional? (Multiple Choice)

Question103: There is no scene of clock interlock between the NR and GL base stations.

Question104: In the 5G network test, what is the recommended test distance between the CPE and the gNB on the terminal side?

Question105: In the Decore selection network of the NSA core network, the service MME assigns DCN? to UE based on which information in the UE subscription information

Question106: Which of the following requirements does the 5G eMBB scene target rate include? (Multiple Choice)

Question107: UMPT single board completes signaling processing, operation and maintenance, transmission clock extraction, channel coding and other functions.

Question108: What compression ratios are supported by the CPRI port of 5G RAN2.1 gNodeB?

Question109: What are the supported subcarrier intervals for 5G RAN2.0 gNodeB cells?

Question110: In the 5G network test, what is the test distance between the CPE and the gNB on the terminal side?

Question111: What is the fiber pulling capacity between AAU and BBU using eCPRI schemes

Question112: Regarding DWP, what are the correct descriptions of the following? (Multiple Choice)

Question113: Which MML command is used to bind the physical sector of the gNodeB to the radio AAU?

Question114: When port negotiation for a X2 interface SCTP link, the local and peer can share the same port number.

Question115: Which of the following MML commands supports unblocking gNodeB cells?

Question116: Which of the following models of fan boards can be adapted to the BBU5900?

Question117: Which configuration modules that have different MML commands for gNodeB data configuration and LTE data configuration? (Multiple Choice)

Question118: gNodeB binds the operator ID when adding tracking area information.

Question119: What is the application type used by the node remote maintenance channel detection?

Question120: What is the correct description of the fiber straight-pull scheme for CRAN fronthaul?

Question121: The QoS of gNB is to implement hierarchical congestion management of services by mapping DSCP values.

Question122: Which of the following does not belong to the BBU board?

Question123: Under NSA networking, which of the following commands can be used to check whether the S1-U interface is normal?

Question124: gNodeB binds the carrier ID when adding tracking area information.

Question125: The VLNA group mode of gNodeB can tag different service flows with VLAN tags based on the service type.

Question126: The gNodeB sector is deployed using the AAU5613. What is the maximum value of single-cell transmit power configuration?

Question127: In the NSA Networking Option3x series scenario, gNodeB must configure an X2 interface.

Question128: What information does UE carry in reporting the MR of the NR neighbourhood?

Question129: 5G RAN 2.0 version gNodeB adds which MML command is used in DU cells?

Question130: Which of the following X2 interconnect schemes are supported by LTE and NR base stations?

Question131: Where is the downlink data distribution in the NSA architecture implemented?

Question132: How many PCIs does the 5G cell support?

Question133: gNodeB must configure the transmission data before configuring the wireless data.

Question134: Which of the following two cells has a large interference from PBCH?

Question135: What is wrong with the description of the Mandarin Duck Line test on the U2000?