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H31-311_V2.5 Exam Dumps - HCIA-Transmission V2.5

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Question # 4

Which of the following is the difference between an AU pointer and a TU pointer? (Multiple choice).

A.

Indicates the range

B.

The number of bits occupied by the pointer value

C.

The byte that stores the pointer value

D.

Adjust units

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Question # 5

SES: There are 5% or more of the False blocks or at least one defect (OCI/AIS/LCK/IAE/LTC/TIM/PLM) in one second.

A.

True

B.

False

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Question # 6

Which of the following is the main advantage of SDH? (Multiple choice).

A.

standard interface.

B.

Synchronous multiplexing.

C.

Powerful OAM

D.

High compatibility.

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Question # 7

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

A.

True

B.

False

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Question # 8

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

A.

output wavelength stabilization

B.

Use the direct modulation method

C.

Low dispersion tolerance.

D.

The launch function is very high

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