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H31-311_V2.5 HCIA-Transmission V2.5 is now Stable and With Pass Result | Test Your Knowledge for Free

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H31-311_V2.5 Practice Questions

HCIA-Transmission V2.5

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Total Questions : 246

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Question # 11

According to the formula "ODUk rate = 239/(239k) x STMN frame rate", ODU4 The rate is equal to 239/235× STMN frame rate.

Options:

A.  

True

B.  

False

Discussion 0
Question # 12

For alignment; Indicates the starting position of VC-n in the corresponding AU or TU frame. • This way: The receiver can correctly remove the corresponding VC from STM-N, and then The VC and C packages are separated into separate low-rate signals, such as PDH, which means that the low-rate path signal can be dropped directly from the STM-N signal.

Options:

A.  

True

B.  

False

Discussion 0
Question # 13

The UITL board multiplexes and demultiplexes signals with a 50 GHz spacing and signals with a 100 GHz spacing.

Options:

A.  

TRUE

B.  

FALSE

Discussion 0
Question # 14

QinQ technology can be used when multiple users need to share the same VCTRUK and use the same VLAN I

D.  

Options:

A.  

True

B.  

False

Discussion 0
Question # 15

Which of the following are the components of a WDM system multiplexing N wavelengths?

Options:

A.  

Supervisory unit

B.  

Optical transponder unit

C.  

Optical multiplexing unit

D.  

Optical amplifier unit

Discussion 0
Question # 16

Fiber loss includes bending loss, absorption loss and scattering loss.

Options:

A.  

True

B.  

False

Discussion 0
Question # 17

TU-AIS is often encountered during network maintenance. Which of the following alerts can trigger a TU-AIS alert? (Multiple choice).

Options:

A.  

AU-LOP

B.  

R-LOS

C.  

HP-TIM

D.  

B2-EXC

Discussion 0
Question # 18

Which of the following statements about the MD02 board is incorrect?

Options:

A.  

OTU4 or OTUC2 services can be received or transmitted on the WDM side.

B.  

100GE or OTU4 services can be received on the client side.

C.  

The board supports regeneration mode.

D.  

The board tunes WDM-side optical signals within the range of 120 wavelengths in Super C band at a 50 GHz spacing and supports flexible grid.

Discussion 0
Question # 19

Which of the following statements regarding the protection of the cross-connecting plate 1+1 is correct? (Multiple choice).

Options:

A.  

The source business board sends services to the main and standby crossover boards. .

B.  

After the service cross-connection is completed, the active and standby cross-board sends the data of the primary cross-board to the receiving service board.

C.  

The receiving service board can only receive data from the active cross-link board

D.  

The bus of the two cross-connected modules works independently and does not interfere with each other. .

E.  

Dual bus system structure indicates that the service board performs dual data transfer to the cross-connection side and selectively receives data on the cross-connection side. .

F.  

Both cross-connecting plates have the same configuration. The service board will selectively receive services from one of them based on the quality of service and the status of the cross-connecting board. .

Discussion 0
Question # 20

Which of the following is not a non-linear effect?

Options:

A.  

PMD

B.  

SPM

C.  

SRS

D.  

FWM

Discussion 0
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