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Huawei Updated H31-311_V2.5 Exam Questions and Answers by betty

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Huawei H31-311_V2.5 Exam Overview :

Exam Name: HCIA-Transmission V2.5
Exam Code: H31-311_V2.5 Dumps
Vendor: Huawei Certification: Transmission
Questions: 246 Q&A's Shared By: betty
Question 44

A standard Ethernet frame should not be shorter than 64 bytes, which is determined by the____and the collision detection used. (Enter only lowercase letters.)

Options:

Discussion
Question 45

Coherent receiver technology uses a local oscillator laser with the same frequency as the received signal to perform coherent processing and recover () information from the received signal. (Multi-quality selection.)

Options:

A.

Phase

B.

Frequency

C.

Polarized state

D.

Amplitude

Discussion
Question 46

Which of the following statements about the OTM-n .m and OTMnr .m for OTN are incorrect?

Options:

A.

n represents the number of wavelengths carried by the maximum capacity

B.

m indicates the rate. The value can be 1, 2, or 3. .

C.

r represents OTM., which does not have OSC capabilities

D.

OTM-nr .m with OSC signal is OTM-n.m.

Discussion
Question 47

The optical amplifier unit compensates for line losses and extends the transmission distance. Connecting multiple optical amplifier units in cascaded mode allows for extended transmission distances without following the system.

Options:

A.

True

B.

False

Discussion
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