Huawei HCIA-LTE(Huawei Certified ICT Associate-LTE) - H31-411-ENU Exam Questions [2026]

QUESTION NO: 1
In LTE system, the sub-carrier spacing can be? (Multiple choice)

A. 15kHz B. 20kHz C. 10.94kHz D. 7.5kHz

Correct Answer: A,D

QUESTION NO: 2
Which of the following are the FFT sizes that LTE support? (Multiple choice)

A. 1536 B. 3072 C. 256 D. 512 E. 4048 F. 64 G. 2048 H. 128 I. 1024

Correct Answer: A,C,D,G,H,I

QUESTION NO: 3
Which of the following flags is used for the inter-eNB X2 interface to uniquely identify one UE? (Multiple choice)

A. TEID B. Old eNB UE X2AP ID C. New eNB UE X2AP ID D. IP address

Correct Answer: B,C

QUESTION NO: 4
Which of the following transport channels are mapped to the PCCH channel?

A. BCH B. PCH C. UL-SCH D. DL-SCH

Correct Answer: B

QUESTION NO: 5
In LTE, the uplink pilot signal includes DMRS and Sounding RS.

A. True B. False

Correct Answer: A

QUESTION NO: 6
LTE supports the duplex mode of TDD and FDD.

A. True B. False

Correct Answer: A

QUESTION NO: 7
Which of the following statement is true? (Multiple Choice)

A. if you choose delay loading when downloading software, only can manually use SPL SOFTWARE command to supplement B. if choose delay loading when downloading software, then after OM channel connecting, it will automatically be supplemented the file package from M2000 C. When downloading software with MML command, you may not choose delay loading, but it will extend the opening time. D. When downloading software with MML command, you must select delay loading, otherwise the base station can't start normally.

Correct Answer: B,C

QUESTION NO: 8
What is the function of the network layer provides?

A. physical media access B. establish an end-to-end connection C. the binary data stream transmission D. addressing and routing

Correct Answer: D

QUESTION NO: 9
About the description of prepared variation, which of the following is correct?

A. The new start needs to apply for a new license, if the upgrade has no new features, cannot apply for license B. If the customer provides the NTP server, the M2000 and network elements do not need to configure the time and time zone C. "Northbound Interface Development Guide" is an internal document, which prohibited providing to customers. D. IP address which M2000 required is provided by the customer, and need to apply to the customers according to the requirement of IP address in "Commissioning Guide" and the "Installation Guide" before start

Correct Answer: D

QUESTION NO: 10
On the UMPT board, the RUN indicator is 0.125s light and the 0.125s off indicates which of the following phenomena?

A. The board is running normally. B. No power input or the board is in a fault state C. There is power input, the board is faulty. D. The board has not been started.

Correct Answer: D

QUESTION NO: 11
Which of the following protocols is used between the eNodeB and the SGW?

A. GTP-U B. S1-AP C. GTP-C D. PDCP

Correct Answer: A

QUESTION NO: 12
Which of the following represents MIMO 2T2R SFBC?

A. Send diversity, high rate B. Spatial multiplexing, high rate C. Send diversity, the rate is not high D. Spatial multiplexing, the rate is not high

Correct Answer: C

QUESTION NO: 13
Which of the following two NEs is the ERAB bearer established in LTE?

A. Established between the UE and the P-GW B. Established between the UE and the eNB C. Established between the eNB and the S-GW D. Established between the UE and the S-GW

Correct Answer: D