HCIP-5G-RAN V2 0 H35-481_V2 0-ENU PDF Questions

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Huawei H35-481_V2.0 Exam
HCIP-5G-RAN V2.0 Exam
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1. Which of the following descriptions about pre-scheduling is incorrect?
A. When using basic pre-scheduling, the base station will continue scheduling as long as there are
remaining scheduling resources, regardless of whether there are service requests.
B. The pre-scheduling function also requires support from the terminal side.
C. Pre-scheduling is only used for uplink scheduling.
D. This algorithm is used to reduce the initial scheduling time.
Answer: B
2. MU-MIMO is a very effective means of improving cell capacity. Different channels support different
numbers of streams. Which of the following descriptions is incorrect?
A. The maximum flow rate of PDSCH is 16.
B. The maximum number of streams in PUSCH is 8.
C. The maximum flow rate of the PDCCH is 8.
D. 8T8R does not support PDCCH multiplexing.
Answer: C
3. In an SA cell, what does it mean if a terminal receives a TA value of 40?
A. The terminal is moved out of the control area.
B. The terminal is farther away from the base station.
C. The terminal location has not changed.
D. The terminal is closer to the base station.
Answer: B
4. In a 5G cell, after the UE receives data packets from the PDSCH according to the DC information,
which parameter is used to determine the downlink HARQ transmission time?
A. K3
B. K1
C. K2
D. K0
Answer: B
5. 3GPPR15 protocol version primarily completes the specification for which of the following 5G
scenarios?
A. MBB
B. eMBB
C. mMTC
D. uRLLC
Answer: B
6. After what period of inactivity will a UE migrate from RRC CONNECTED to RRC INACTIVE state?
A. 20S
B. Parameter Settings
C. 10S
D. 30S
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Answer: B
7. What parameter is used to characterize the bandwidth of a 5G cell system?
A. PRB
B. CRB
C. DRB
D. PintA
Answer: A
8. Which of the following power values is used as a reference for providing power to the other downlink
channels in an NR cell?
A. CSI-RS power
B. Max Transmit Power
C. PDCCH power
D. PBCH power
Answer: B
9. What is the absolute value of the frame offset difference between PCe1 and SCe1 within the FR band
for downlink CA requirements?
A. 3075Ts
B. 1024Ts
C. 625Ts
D. 375Ts
Answer: C
10. Which of the following descriptions regarding parameter configuration for NG-RAN to E-UTRAN
handover is incorrect?
A. The inter-system service mobility algorithm switch needs to be turned on.
B. Switching methods include switching and redirection.
C. For 4G frequency bands, it is recommended to have lower frequency priority in the connected state.
D. Can support both switching and redirection simultaneously.
Answer: D
11. Which of the following descriptions about the BWP handover mechanism is incorrect?
A. Handover can only be triggered by the base station.
B. The handover can be triggered by either the base station or the terminal.
C. FDD systems can switch uplink and downlink independently.
D. In a TDD system, uplink and downlink switching must be performed simultaneously.
Answer: A
12. What is the update cycle for Huawei's wireless base station RNA?
A. 54min
B. 20s
C. 1500s
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D. 1200s
Answer: D
13. Which of the following is an indicator of the NRDUCELL parameter of the measurement object?
A. RRC layer indicators
B. User Count Metrics
C. MIMO Channel Measurement Indicators
D. PDCP layer index
Answer: C
14. Which of the following coding methods is primarily used in the 5G control channel?
A. LDPC
B. Polar code
C. Turbo code
D. Convolutional code
Answer: B
15. Which of the following descriptions about the constraints of the PUCCH resource allocation protocol is
incorrect?
A. SR can only configure PUCCH resources via RRC signaling.
B. Periodic CSI supports semi-static scheduling of PUCCH resources.
C. ACK/NACK supports semi-static scheduling of PUCCH resources
D. Periodic CSI supports RRC signaling configuration of PUCCH resources
Answer: C
16. When the subcarrier spacing SCS in an NR cell is 30kHz, what is the maximum number of blind
detections required by the PDCCH?
A. 36
B. 44
C. 22
D. 20
Answer: A
17. Which of the following descriptions of key parameters for inter-frequency handover based on
frequency priority is incorrect?
A. The A4 threshold setting must be greater than -90dBm.
B. Threshold A1 needs to be greater than A2.
C. The frequency priority frequency switching switch needs to be turned on.
D. The A4 threshold must be greater than the coverage-based A2 threshold set for the target cell.
Answer: A
18. What parameter distinguishes the B1 event measurement in NG-RAN from that in E-UTRAN?
A. Ocn
B. Ofn
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C. Hys
D. TimeToTrig
Answer: A
19. What is the recommended downlink PDCP sequence number length for NR cells?
A. 18bit
B. 16bit
C. 10bit
D. 12bit
Answer: D
20. For ideal reliability in cooperative autonomous driving, which of the following needs to be met?
A. 0.999
B. 0.999999
C. 0.9999
D. 0.9999
Answer: C
21. In vehicle-to-everything (V2X) technology, which of the following standards is more suitable for
complex safety application scenarios?
A. V2x
B. uRLLC
C. NB-IoT
D. DSRC
Answer: A
22. If the UE needs to initiate both intra-frequency and inter-frequency measurements, and the
intra-frequency SMTC period is greater than or equal to the GAP measurement period, in situations
where GAP is not supported. Which of the following situations will occur when a sharing mechanism is
used?
A. Different frequency measurements cannot be performed.
B. Random measurements at the same and different frequencies
C. Neither same frequency nor different frequency can be measured.
D. Same-frequency measurement cannot be performed.
Answer: D
23. In the terminal capability reporting, which of the following indicates that the terminal supports
Tianxuan?
A. SupportedSRS-TxPortSwitch:t2t4
B. maxNumberSRS
C. SupportedSRS-Resource:1t2r
D. SupportedSRS-AntennaSwitching
Answer: D
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24. Which of the following descriptions about Massive MIMO antennas is incorrect?
A. Generally, AAU is used as the solution.
B. The number of antenna elements is greater than the number of physical ports.
C. Multiple antenna transmit/receive channels are available in both the horizontal and vertical planes.
D. The number of antenna elements is the same as the number of physical ports.
Answer: D
25. If the reliability of a single connection is 99%, what is the reliability of a dual-connection
primary/standby mode?
A. 1
B. 0.9999
C. 0.9801
D. 0.98
Answer: B
26. What is the maximum number of symbols that can be configured in the PDSCH pre-DMRS?
A. 3
B. 1
C. 2
D. 4
Answer: C
27. In an NR cell, which of the following indicators can reflect the coverage of UE service modes?
A. SSBRSRP
B. CSI RSRP
C. PDSCHRSRP
D. CSI SINR
Answer: B
28. When troubleshooting interference in an NR cell with SCS=30kHz, what is the normal interference
noise floor at the PRB level?
A. -115dBm
B. -90dBm
C. -110dBm
D. -125dBm
Answer: A
29. Which of the following is a key capability of 5G network required for connected mobile nursing robots
in smart healthcare?
A. Wireless Ultra-Wide Access
B. Low power consumption
C. 3D high-precision positioning
D. Wireless anytime, anywhere
Answer: C
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30. The person who proposes the requirement for network slicing is generally called, in which of the
following ways?
A. User
B. User
C. Landlord
D. Tenant
Answer: D
31. In 5G Option 3X networking, at which layer of the end-user plane might multiple entities exist?
A. PDCP layer
B. RRC layer
C. RLC layer
D. SDAP layer
Answer: A
32. The UE measures the strength of three SSB beams in a single cell to be -70dBm, -74dBm, and
-81dBm, respectively. The SSB merging threshold is -75dBm, and the merging count is 3. Which of these
is the correct SSB measurement
result for this cell?
A. -72dBm
B. -74dBm
C. -70dBm
D. -75dBm
Answer: D
33. In the case of a 100MHz bandwidth and 30kHz subcarrier in the C -band, how many downlink
scheduling operations (DL) does the NR need to perform on the UE to achieve the peak data rate? How
much does the grant need to be?
A. 1000 times/second
B. 2000 times/second
C. 1500 times/second
D. 3000 times/second
Answer: C
34. In a 5G RRC signaling configuration (cell-specific), if the static time slot is set to (5ms, 7.6.2.4) and
SCS=30kHz, how many symbols does the GP (Guard Interval) occupy for this cell?
A. 1
B. 2
C. 3
D. 4
Answer: D
35. In the SA network architecture, which layer does 5G RAN use to complete QoS mapping?
A. SDAP
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B. PDCP
C. NGAP
D. RLC
Answer: A
36. Imbalanced receiving antennas in a terminal can affect RANK performance. Within what range can
the average difference in RSRP between different antennas be considered balanced?
A. 6dB
B. 8dB
C. 4dB
D. 2dB
Answer: A
37. Which of the following signaling messages can serve as evidence that the PSCI inter-site change
preparation triggered by SgNB is successful?
A. SgNBChangeRequired
B. SgNBAddtionRequestAcknwedge
C. SgNBModificationRequestAcknwledge
D. SgNBModificationRequired
Answer: B
38. Which of the following is the primary requirement for 5G network performance from services such as
smart buildings and smart streetlights?
A. Mobility
B. Delay
C. Rate
D. Number of connections
Answer: D
39. Which scenario is NOT included in the SgNB release triggered by SgNB?
A. Switch the anchor point eNodeB (MeNB) to a non-anchor point eNodeB.
B. When the signal quality of the PSCell continues to deteriorate and there is no suitable neighboring cell
for PSCell handover.
C. GTP-U control plane data packet loss
D. UE inactivity timer timeout release on NR side
Answer: A
40. Which of the following is NOT an advantage of thin clients in CloudX's services?
A. Low cost
B. Movable
C. Easy to deploy and manage
D. High storage efficiency
Answer: A
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