DON'T WANT TO MISS A THING?

Certification Exam Passing Tips

Latest exam news and discount info

Curated and up-to-date by our experts

Yes, send me the newsletter

Huawei H31-421 Exam Questions and Answers, Huawei Certified ICT Professional-LTE | SPOTO

SPOTO's latest exam dumps on the homepage, with a 100% pass rate! SPOTO delivers authentic Cisco CCNA, CCNP study materials, CCIE Lab solutions, PMP, CISA, CISM, AWS, and Palo Alto exam dumps. Our comprehensive study materials are meticulously aligned with the latest exam objectives. With a proven track record, we have enabled thousands of candidates worldwide to pass their IT certifications on their first attempt. Over the past 20+ years, SPOTO has successfully placed numerous IT professionals in Fortune 500 companies.
Take other online exams
Question #1
Which of the following are the functions of the PDCCH
A. Transmissio of uplink and downlink data scheduling signalingcorrect
B. Downlink power control commands
C. RACH response scheduling grant signalingcorrect
D. Paging message scheduling authorization signalingcorrect
View answer
Correct Answer: ACD
Question #2
which of the following are common fault location methods for end-to-end transmission faults
A. Ping/TraceRTcorrect
B. Capturing Packets Using Wiresharkcorrect
C. IPPMcorrect
D. UDP packet injection and UDP loopback"
View answer
Correct Answer: ABC
Question #3
U2000 can provide some performance monitoring capabilities. Which of the following performance monitoring features can you use to monitor the cell RLC throughput?
A. Community performance monitoringcorrect
B. Transmission Performance Monitoring
C. RRU Performance monitor
D. User Performance Monitoring
View answer
Correct Answer: A
Question #4
which of the following systems are included in an eNodeB
A. Baseband process systemcorrect
B. RF Systemcorrect
C. Power systemcorrect
D. Antenna systemcorrect
E. Switching system
View answer
Correct Answer: ABCD
Question #5
which of the following data need to be considered for the tramsmission bandwidth planning of an LTE site
A. SI1 interface user plane data and control plane datacorrect
B. OM datacorrect
C. User plane data and control plane signaling over the X2 interfacecorrect
D. User plane data and control plane data of the S1 interfacecorrect
E. IP clock datacorrect
View answer
Correct Answer: ABCDE
Question #6
Compared with SRVCC, which of the following Nes need to be added for eSRVCC?
A. ATGWcorrect
B. PCRF
C. P-CSCF
D. ATCFcorrect
View answer
Correct Answer: AD
Question #7
The parameters in the "Public Data" page of the acquisition table are the same for all eNodeBs in the summary acquisition table.
A. TRUEcorrect
B. FALSE
View answer
Correct Answer: A
Question #8
which of the following actions is required to handle abnolmal uplink receive signals
A. Intermodulation interfernce check (FDD)correct
B. Channel attenuation configuration check (FDD)correct
C. Spectrum Scanning
D. RTWP/RSSI balance checkcorrect
View answer
Correct Answer: ABD
Question #9
Which of the following are basic modules for distributed base stations? (Multiple choice)
A. BBUcorrect
B. RHUB
C. RRUcorrect
D. RFU
View answer
Correct Answer: AC
Question #10
Multiple LBBP boards can work in active/standby mode.
A. TRUE
B. FALSE
View answer
Correct Answer: B
Question #11
The terminal in 3GPP R9 version can support carrier aggregation.
A. False
B. True
View answer
Correct Answer: A
Question #12
Which of the following are functions of UMPT?
A. Proesses signaling manages resources for other boards in the BBUcorrect
B. Provides a USB port, transmission ports
C. Support BBU maintenance on the LMT or U2000correct
D. Manages configuration and devices
View answer
Correct Answer: ABCD
Question #13
How many LBBP boards can be configured in the BBU?
A. 3correct
B. 4
C. 5
D. 6correct
View answer
Correct Answer: AD
Question #14
If eNodeB uses the 1588V2 clock, in the command "SET CLKMODE", the parameter of “Clock Work Mode" is set to "manual", so the parameter of "the set reference clock source" should be set as which of the following selection?
A. GPScorrect
B. BITS
C. IPCLKcorrect
D. TOD
View answer
Correct Answer: AC
Question #15
which of the following are advantages of book RRU
A. High Integrationcorrect
B. Easy to deploycorrect
C. Macro micro coordinationcorrect
D. High power output
View answer
Correct Answer: ABC
Question #16
Which of the following scheduling methods can be used to get the maximum cell throughput?
A. Proportional Faircorrect
B. The maximum dry load ratio (MAX C/I)correct
C. Round Robin
View answer
Correct Answer: AB
Question #17
What are the impacts of antenna alarms on the system?
A. is Out Of service
B. The Signal quality of the mobile phone is unstable, and the call quality deterioratescorrect
C. Can drop or can disconnection
D. The access fails or the access success rate is low
View answer
Correct Answer: BD
Question #18
In summary collection table, which the following parameters need to negotiate with MME/SGW side?
A. "TIME ID" in the "MME Info"correct
B. "Port" in the "MME info"correct
C. "First Service IP" in the "S-GW Info"correct
D. "CIkSource Type" in the "System Clock"
View answer
Correct Answer: ABC
Question #19
Which of the following event does indicate that the serving cell's signal is above a certain threshold?
A. A1 eventcorrect
B. A2 event
C. A3 event
D. A4 event
View answer
Correct Answer: A
Question #20
About AAU3215, which of the following statement is correct? (Multiple choice)
A. Excellent performance: zero feeder loss, compared with FA&D independent ESC merging way, the performance is improved nearly 3dBcorrect
B. Fast Deployment: The new F/A/D band does not need new antennas and RRUscorrect
C. small size
D. Light weight
View answer
Correct Answer: AB
Question #21
Assumed to have been using the command "ADD DEVIP: SN = 7, SBT = BASE_ BOARD, PT = ETH, PN = 0, IP =" 10.11.1.3 ", MASK =" 255.255.255.0 ";" FE ports 0 on board LMPT is configured an IP address, now FE ports 1 on board LMPT is needed to configure another IP address, which of the following commands can be used?
A. ADD DEVIP : SN=7 , SBT=BASE_BOARD , PT=ETH , PN=1 , IP= " 10
B. ADD DEVIP : SN=7 , SBT=BASE_BOARD , PT=ETH , PN=1 , IP= " 10
C. ADD DEVIP : SN=7 , SBT=BASE_BOARD , PT=ETH , PN=1 , IP= " 10
D. ADD DEVIP : SN=7 , SBT=BASE_BOARD , PT=ETH , PN=1 , IP= " 10
View answer
Correct Answer: C
Question #22
Which of the following factors does the root sequence index planning of LTE cell mainly depends on? (Multiple choice)
A. Cell Random Access Preamble Format
B. Cell bandwidth configuration
C. Cell multipath environment
D. Cell radius
View answer
Correct Answer: AD
Question #23
U2000 can provide some performance monitoring capabilities. Which of the following performance monitoring features can you use to monitor the cell RLC throughput?
A. RRU Performance monitor
B. User Performance Monitoring
C. Community performance monitoring
D. Transmission Performance Monitoring
View answer
Correct Answer: C
Question #24
Which of the following identifications are composed of GUTI? (Multiple Choice)
A. MMEI
B. MNC
C. M-TMSI
D. S-TMSI
E. MCC
View answer
Correct Answer: ABCE
Question #25
which of the following interfaces can be traced by the signaling tracing function of the eNodeB
A. SI1correct
B. S1correct
C. Uucorrect
D. X2"correct
View answer
Correct Answer: ABCD
Question #26
Which of the following application layer protocol is used by the interface S6a between MME and HSS?
A. SCTPcorrect
B. GTP
C. Diametercorrect
D. PMIP
View answer
Correct Answer: AC
Question #27
The eNodeB assigns a C-RNTI to the UE during RRC setup.
A. TRUEcorrect
B. FALSE
View answer
Correct Answer: A
Question #28
which of the following options are available for NB-ioT uplink subcarrier bandwidth
A. 3
B. 15kcorrect
C. 180k
D. 7
View answer
Correct Answer: AB
Question #29
Which of the following channels cannot carry RRC messages? (Multiple choice)
A. PRACHcorrect
B. PDSCH
C. PUSCH
D. PHICHcorrect
E. PRACHcorrect
View answer
Correct Answer: ADE
Question #30
In the LTE system, the synchronization signal occupies a fixed 6 RBs bandwidth.
A. TRUEcorrect
B. FALSE
View answer
Correct Answer: A

View Answers after Submission

Please submit your email and WhatsApp to get the answers of questions.

Note: Please make sure your email ID and Whatsapp are valid so that you can get the correct exam results.

Email:
Whatsapp/phone number:


Copyright © 2024. Designer by SPOTO Official Website. All Rights Reserved.