Where is the downlink data splitting in the NSA architecture implemented?
- A . MAC layer
- B . Physical layer
- C . PDCP layer
- D . RLC layer
Which of the following are mandatory modules for gNodeB? (Multiple choice)
- A . IMBO5
- B . UMPT
- C . UBBpfwl
- D . UPEU
Which of the following descriptions are correct about BWP? (Multiple choice)
- A . Each UE can be configured with 8 dedicated BWPs
- B . The initial BWP of the UE is obtained during the cell search process
- C . The PRB index is the RB index of the bandwidth within the RG, while the CRB is the RB index within the BWP bandwidth
- D . The CRB index is the RB index of the bandwidth within the RG, while the PRB is the RB index within the BWP bandwidth
Which of the following are the newly added RNTI types in NR? (Multiple choice)
- A . Sl-RNTI
- B . INT-RNTI
- C . P-RNT1
- D . SFI-RNTI
Which of the following protocols/data belong to layer 3? (Multiple choice)
- A . MAC protocol
- B . IP data
- C . RLC protocol
- D . RRC protocol
After the UE in the 6G network is turned on and enters the idle state, what operations will be performed in the Attach process? (Multiple choice)
- A . Establish the same mobility context between the UE and the core network
- B . Through the EPS ATTACH process, the UE can also obtain the IP address assigned by the network
- C . Establish the default bearer between the UE and the core network
- D . Listen to the network to obtain downlink synchronization
In the NSA networking OptioN3x scenario, which MOs are unnecessary and need to be configured in the self-established energy setting of the gNodeB in the S1 interface? (Multiple choice)
- A . USERPUXNEPEER
- B . USERPUKNEHOST
- C . SCTPHOST
- D . SCTPPEER
Which of the following is gNB What is the default proximal maintenance address of the UMP board?
- A . 192.168.21.158
- B . 192.168.0.59
- C . 192.168.21.159
- D . 192.168.0.49
What subcarrier spacing does the 5G RAN2 0 gNodeB new area support? (Multiple choice)
- A . 60Khz
- B . 15Khz
- C . 30Khz
- D . 120Khz
NR is divided into competitive and non-competitive random access. What is the main purpose of UE triggering random access? (Multiple choice)
- A . Uplink authorization
- B . Obtain system information
- C . Obtain uplink synchronization
- D . Send measurement report
Which of the following solutions to the imbalanced uplink and downlink coverage of high-frequency communication are correct? (Multiple choice)
- A . Uplink and downlink decoupling, uplink and LTE share spectrum
- B . Uplink and downlink decoupling, downlink and LTE share spectrum
- C . Increase the transmit power of UE
- D . Increase the transmit power of base station
Which 4G main control boards can be connected to the uplink and downlink decoupling feature deployment of 5G RAN2.0 version? (Multiple choice)
- A . UMPTe
- B . LMPT
- C . UMPTb
- D . UMPTc
Which of the following requirements does the target rate of 5G eMBB scenario include? (Multiple choice)
- A . 100~200Mbps continuous coverage
- B . 10Gbps peak rate
- C . 500Mbps target rate
- D . 50~100Mbps continuous coverage
In NSA networking, which objects are unnecessary in the self-built S1-U interface scenario of gNodeB? (Multiple choice)
- A . USERPLANEHOST
- B . SCTPPEER
- C . USERPUXNEPEER
- D . SCTPHOST
Which command objects must be configured in the wireless data module of 5G RAN2 0 gNodeB? (Multiple choice)
- A . NRDUCELL
- B . NRCELL
- C . SECTOREQM
- D . GNBDU
What information about the NR cell will the UE carry in the MR report the NR neighbor cell? (Multiple choice)
- A . TA
- B . RSPP
- C . MAC CE
- D . PCI
Which functional modules of the BTS6900A base station are optional? (Multiple choice)
- A . Battery cabinet
- B . Transmission cabinet
- C . RF cabinet
- D . Power cabinet
Which configuration modules have different MML commands for gNodeB data configuration and LTE data configuration? (Multiple choice)
- A . Wireless data module
- B . Equipment data module
- C . Transmission data module
- D . Basic data module
In the Sub 3G frequency banD. The maximum number of SSB beams in NR is 16.
- A . TRUE
- B . FALSE
When the CPRI fiber is connected to the BBU and RRU for more than 150 meters, it is recommended to use multimode fiber.
- A . TRUE
- B . FALSE
Performing VSWR test on U2000 will cause service interruption, and it is forbidden to operate when the service is busy.
- A . TRUE
- B . FALSE
The QoS of gNB is to achieve hierarchical congestion management of services by mapping DSCP values.
- A . TRUE
- B . FALSE
Before configuring gNodeB. delete the original default data and complete the initialization of base station configuration.
- A . TRUE
- B . FALSE
The MCC and MNC information added by gNodeB in the SA architecture must be consistent with the core network PLMN information.
- A . TRUE
- B . FALSE
There is a default SCTP parameter template when gNodeB leaves the factory.
- A . TRUE
- B . FALSE
When gNode configures the S1 interface user plane link, it is also necessary to obtain the port numbers of the local and remote ends.
- A . TRUE
- B . FALSE
In the NSA networking Option 3 series scenario, the gNodeB must be configured with the X2 interface.
- A . TRUE
- B . FALSE
What negotiation parameters does the gNodeB need to obtain when adding a remote maintenance channel?
- A . Local maintenance IP address
- B . Local service IP address
- C . Next hop IP address
- D . Network management maintenance IP address
Which of the following MML commands need to be executed to add neighboring cell information across gNodeBs?
- A . ADD NRCELLREUXTION
- B . ADD NREXTERINALCELL
- C . ADD NRCELL
Which data configuration tools can be used by gNodeB to complete site deployment?
- A . LMT
- B . MML
- C . CME
- D . OSS
What RRUs support FDD 1800M uplink and downlink decoupling?
- A . RRU3971
- B . RRU3709
- C . RRU5901
- D . RRU3959
What is the peak rate of 6G network required by IMT-2020?
- A . 10Gbps
- B . 100Gbps
- C . 1Gbps
- D . 1001Mbps
Which application scenario of 5G is not described in 3GPP Release 15?
- A . URLLC
- B . wTTx
- C . eMBB
- D . Mmtc
Which of the following 5G network speech paths have the lowest deployment cost?
- A . NGC+gNB
- B . NGC+gNB (main) + eNB
- C . EPC+eNB (main) + gNB
- D . NGC+eNB (main) + gNB
Which of the following frequency bands is not included in the candidate SUL spectrum for uplink and downlink decoupling in the C band?
- A . 1800MHz
- B . 2600MHz
- C . 700MHz
- D . 900MHz
In the Sub 6G frequency banD. how many are the maximum number of SSB beams of 5G?
- A . 64
- B . 32
- C . 8
- D . 4
What is the length of TTI scheduled in 5G NR?
- A . 1 subframe
- B . 1 ms
- C . 1 slot
- D . 1 frame
5G In the RAN2.0 version, how many 100MHz NR cells does AAU5613 support at most?
- A . 4
- B . 2
- C . 1
- D . 3
In the 5G RAN2.0 version, how many 100MHz 64*64 cells does a single BBU900 support at most?
- A . 18
- B . 3
- C . 6
- D . 9
What is the maximum number of UBBP boards that BBU5900 can accommodate?
- A . 2
- B . 6
- C . 4
- D . 1
What is the maximum number of UBBPwfl boards that BBU6900 supports?
- A . 1
- B . 2
- C . 3
- D . 5
When gNodeB is planned to have multiple IP addresses with different next-hop addresses, which of the following routing configurations is more suitable?
- A . Source address routing configuration
- B . Destination routing configuration
- C . Direct routing configuration
What is the recommended eCPRI connection bandwidth for 10OMhz, 64T64 cells?
- A . 40Gbps
- B . 10Gbps
- C . 25Gbps
- D . 100Sbps
Before adjusting the gNode configuration, in order to avoid alarm reporting and displaying on the front desk of the network management, its engineering status cannot be set to which of the following states?
- A . Expansion state
- B . Normal state
- C . Commissioning state
- D . Extension state
In the DC solution between sites, the X2 interface can be used to achieve transmission intercommunication between LTE and NR sites, but how long does the transmission delay take?
- A . <20ms
- B . <10ms
- C . <30ms
- D . <40ms