New HCNA-LTE H31-411-ENU Exam Questions

1. Which of the following command can query the model and supported band of RRU?

2. Which of the following NE does LTE system's IMS service data transmission have nothing to do with?

3. In LTE, the uplink pilot signal includes DMRS and Sounding RS.

4. Which of the following modules does the AAU function module include? (Multiple Choice)

5. One resource block RB has 14 symbols in the time domain and 12 subcarriers in the frequency domain.

6. In LTE system, what is the length of the wireless subframe?

7. The safety vector in 4G is a quad. Which of the following names of the quad are included? (Multiple Choice)

8. Which of the following interface is based on the Diameter protocol?

9. The CPRI protocol between BBU and RRU is private protocol.

10. To Huawei Probe&Assistant software side, about the dropped calls formula definition, which of the following is correct?

11. Which QCI does IMS signaling correspond to?

12. The RET interface on RRU is used to connect tunable antenna.

13. SFBC is a transmit diversity technique that mainly obtains transmit diversity gain for areas with low SINR, such as cell edges. Compared to STBC, SFBC is a space-frequency two-dimensional transmit diversity, while STBC is a space-time two-dimensional transmit diversity.

14. The SAE-GW is a combination of two network elements, SGW and PGW.

15. Which of the following NE (Network Element) does the packet not go through when the users are surfing the Internet with cell phone?

16. In the process of Attach/TAU/Handover, which of the following information are based on by MME using DNS resolution function to select the S-GW?

17. The wireless layer access class information, which is allocated to a specific UE, including UE timers, common channel parameter configuration, will be broadcasted on which kind of the following system messages?

18. When the user is in ECM-IDLE state, which of the following is the user's location granularity that the network can know?

19. Which of the following descriptions are correct? (Multiple Choice)

20. Both the indoor distribution RRU3151 and RRU3152 series support 2T2R configuration.

21. In which of the following process, MME use DNS parse function based on GUTI to select new MME? (Multiple Choice)

22. Which of the following are the solutions of the missed neighbor cell? (Multiple Choice)

23. About the description of the gateway selection in EPC, which of the following are correct? (Multiple Choice)

24. The UBBP board supports reuse of baseband resources between systems to achieve multi-system concurrency.

25. Which sub-functions are the RF subsystem functions included in the following? (Multiple Choice)