NO.16 Which sub-functions are the RF subsystem functions included in the following?

A. Complete the send and receive processing functions of the wireless signal

B. Provide interface of base station and antenna system

C. Provide interface of base station and the external clock source

D. Complete uplink and downlink baseband data processing functions

NO.20 About the description of the gateway selection in EPC, which of the following are correct?

A. In the process of Attach, select S-GW using the DNS parse function based on TAI

B. Should try to choose the P-GW unity with the selected S-GW

D. MME select S-GW according to the UE's current TAI

C. If UEA activates multiple PDN connections to a APN, these PDN connections can choose different PGW

NO.21 An EPS bearer QCI = 4, which of the following statement is correct

B. This is a proprietary bearer

NO.26 Which of the following statement is true?

A. When downloading software with MML command, you may not choose delay loading, but it will extend the opening time.

B. When downloading software with MML command, you must select delay loading, otherwise the base station can't start normally.

C. if you choose delay loading when downloading software, only can manually use SPL SOFTWARE command to supplement

D. if choose delay loading when downloading software, then after OM channel connecting, it will automatically be supplemented the file package from M2000

NO: 28 TEID is an endpoint used to uniquely identify a tunnel. Corresponding to a UE or a UE session, which of the following entities are used? (Multiple choice)

A. Used for the S11 interface between the MME and the SGW

B. Used for S5/S8 interface between SGW and PGW

C. Used for S1U interface between the eNB and the SGW

D. Used for S1-MME interface between the eNB and the MME

NO: 37 Which of the following statements about the power control in the LTE system are correct?

A. Power control can improve coverage and capacity

C. The purpose of power control is to save energy

D. Power control is to ensure the quality of service

B. Power control is one of the functions at the MAC layer

NO: 38 What are the advantages of OFDM?

B. Against frequency selective debilitation

C. high Peak-to-Average Power Ratio

D. Low Peak-to-Average Power Ratio

NO: 42 What is the main reason for the low latency of LTE?

A. Network structure flattening

C. LTE base station processing capability is strong

NO: 43 Which of the following identities are not bearer/PDP for LTE?

A. Power control can improve coverage and capacity

C. The purpose of power control is to save energy

D. Power control is to ensure the quality of service

B. Power control is one of the functions at the MAC layer

NO: 50 Which of the following statements is incorrect for multiple PDN connection?

C. In the process of establishing a PDN connection initiated by the UE in addition to the default PDN connection, the MME also needs to acquire the UE context, and also needs to perform authentication operations on the UE.

A. For a UE, all PDN connections connected to the same APN should pass through the same P-GW.

B. Establish a default PDN connection for the UE during the network attachment process, either through the APN indicated by the UE or through the APN in the UE subscription data.

D. If the UE carries the APN in the PDN connection request, the MME also checks the APN according to the subscription data of the UE, and determines whether to allow the APN of the UE to be used.

HCIA LTE Quiz

56 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.1 In an LTE network, which of the following is the handover command sent by the eNodeB to the UE under the UU interface?

A. Handover Request

B. Handover Command

C. Handover

D. RRC Connection Reconfiguration

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

NO.2 Which of the following belong to the transport physical layer fault? (Multiple choice)

A. The port attribute settings of the base station and the peer transmission device are inconsistent.

B. The optical module does not match the peer device.

C. VLAN configuration error

D. Damage to optical fiber and optical module

E. Base station DEVIP configuration error

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.3 If negotiation mode of UMPT single board FE/GE optical interface on both ends are inconsistent, the optical interface may be down, after a period will resume for auto-negotiation.

A. False

B. True

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.4 Signal blind spots inside elevator shafts, tunnels, underground garages or basements, and tall buildings can be solved by using RRUs, indoor distribution systems, leaky cables and directional antennas.

A. False

B. True

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.5 CQI can be transmitted on PUCCH and on PUSCH.

A. False

B. True

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.6 Which of the following formats are supported for LTE data configuration files to export?

A. TXT

B. DBS

C. MML

D. XML

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

NO.7 Which of the following frequency band is supported by RRU3168?

A. 2100MHz

B. 1800MHz

C. 800MHz

D. 1900MHz

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HCIA LTE

NO.1 In an LTE network, which of the following is the handover command sent by the eNodeB to the UE under the UU interface?

NO.2 Which of the following belong to the transport physical layer fault? (Multiple choice)

NO.3 If negotiation mode of UMPT single board FE/GE optical interface on both ends are inconsistent, the optical interface may be down, after a period will resume for auto-negotiation.

NO.4 Signal blind spots inside elevator shafts, tunnels, underground garages or basements, and tall buildings can be solved by using RRUs, indoor distribution systems, leaky cables and directional antennas.

NO.5 CQI can be transmitted on PUCCH and on PUSCH.

NO.6 Which of the following formats are supported for LTE data configuration files to export?

NO.7 Which of the following frequency band is supported by RRU3168?

NO.8 UE has two PDN connections that APN-AMBR respectively are 30M and 50M, UE-AMBR that UE signed is 100M, then which of the following is UE-AMBR over eNB?

NO.9 If the GPS clock fails, it will not affect the user's business.

NO.10 How many categories can the LTE channel be into?

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