Huawei H31-311_V2.5 Exam Practice Test Instant Access

Question 1

Which of the following is not a condition that triggers multiplexed segment protection (MSP)?

AMS-AIS signal was detected.

BAu-AIS detected.

CR-LOS detected.

DCheck to R-LOF.

Answer : B

Question 2

Which of the following statements about basic LCAS functionality are correct? (Multiple choice).

ANew network elements and links are automatically discovered.

BBandwidth dynamically increases or decreases. .

CFailed members are protected and restored. .

DProvides a fault-tolerant mechanism to enhance the robustness of the virtual cascading function. .

Answer : B, C, D

Question 3

Which of the following is the multiplexing method of SDH?

Aflexible mapping

BAsynchronous multiplexing

Cflexible mapping and asynchronous multiplexing

DFlexible mapping and synchronization multiplexing

Answer : D

Question 4

The last 256 columns in the OTN frame structure are the FEC regions for forward False correction.

ATrue

BFalse

Answer : A

Question 5

The difference between dispersion compensation fibers and ordinary optical fibers is that the dispersion compensation fibers have a negative dispersion coefficient at ().

A1310 nm

B1550nm

C800nm

D1650nm

Answer : B

Question 6

After the U2000 sends configuration data to the network element, if the SCC single board authentication fails, the network element enters the installation state.

ATrue

BFalse

Answer : A

Question 7

By default, B2-EXC alerts are reported when the number of B2 bit Falses exceeds the () threshold.

A0.000000001

B0.00001

C0.001

D0.01

Answer : C

Huawei HCIA-Transmission V2.5 H31-311_V2.5 Exam Practice Test