H31-311-ENU by Huawei Actual Free Exam Questions And Answers

Question 1

When severely errored seconds (SESs) are present in the PM section at the ODUk layer, which of the following alarms is reported on the NMS?

A. ODUk_PM_UAS

B. ODUk_PM_SES

C. ODUk_PM_SESR

D. ODUk_PM_ES

Discussion 0

Correct Answer: B Vote an answer

Question 2

Which of the following are VLAN classification methods? (Multiple Choice)

A. By port

B. By MAC address

C. By subnet

D. By protocol

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 3

Which of the following is the basic requirement of a DWDM system on a light source?

A. The output wavelength is stable.

B. The direct modulation method is used.

C. The transmit power is high.

D. The dispersion tolerance is low.

Discussion 0

Correct Answer: A Vote an answer

Question 4

Which of the following are communication quality alarms? (Multiple Choice)

A. Optical port loopback

B. NE communication interruption

C. No login of an NE user

D. Loss of optical signals

Discussion 0

Correct Answer: B,D Vote an answer

Question 5

Which of the following are the steps for multiplexing low-speed services into high-speed SDH services? (Multiple Choice)

A. Multiplexing

B. Mapping

C. Overhead insertion

D. Alignment

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 6

In the SDH optical synchronous transmission system, which of the following bytes is used to transmit the quality and usage information of clock sources?

A. G1

B. N1

C. M1

D. S1

Discussion 0

Correct Answer: D Vote an answer

Question 7

OChr means that the electrical supervisory technology is used.

A. FALSE

B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 8

Which of the following are the differences between AU pointer and TU pointer? (Multiple Choice)

A. Byte where the pointer value is stored

B. Number of bits occupied by the pointer value

C. Indication range

D. Adjustment unit

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 9

The rate of STM-1 is ( ) bit/s.

A. 9*270*1*8000

B. 9*270*8000

C. 9*270*1*8000*8

D. 9*270*1*8000*16

Discussion 0

Correct Answer: C Vote an answer

Question 10

Which of the following are the service board types of MSTP devices? (Multiple Choice)

A. Service processing board

B. Service processing board with interfaces

C. Auxiliary board

D. Interface board

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 11

The standard Ethernet frame length should not be less than 64 bytes.
Which of the following factors cause this limitation? (Multiple Choice)

A. Minimum transmission distance

B. Maximum transmission distance

C. MAC address

D. Working mechanism of conflict detection

Discussion 0

Correct Answer: B,D Vote an answer

Question 12

Which of the following is the multiplexing mode of SDH?

A. Flexible mapping and synchronous multiplexing

B. Flexible mapping

C. Flexible mapping and asynchronous multiplexing

D. Asynchronous multiplexing

Discussion 0

Correct Answer: A Vote an answer

Question 13

Which of the following communication protocols are used for DCN management on Huawei devices? (Multiple Choice)

A. TCP/IP

B. HWECC

C. FTP

D. OSI

Discussion 0

Correct Answer: A,B,D Vote an answer

Question 14

Which of the following alarm/event dumping modes are supported by the U2000? (Multiple Choice)

A. Periodic dumping of alarm logs

B. Automatic dumping

C. Manual dumping

D. Overflow dumping

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 15

When bit errors are detected in the B2 byte, which of the following alarms is reported by the peer end?

A. MS-FEBBE

B. MS-BBE

C. RS-BBE

D. MS-AIS

Discussion 0

Correct Answer: A Vote an answer

Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) - H31-311-ENU Exam Practice Test

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