Free Access Huawei.H35-260.v2023-04-28.q111 Practice Test (Page 18)

Question 81

Which of the following descriptions about EDFA is wrong?

A.The amplification of optical signals by EDFA is pure optical amplification without photoelectric conversion.

B.Noise figure, saturated output power, gain flatness, gain, etc. are all important parameters to characterize EDFA

C.When the output power of the EDFA reaches saturation, increase the input optical power, and the gain of the EDFA will decrease

D.The optical monitoring channel of 1510nm can be effectively amplified by EDFA

Question 82

Which of the following network element forms supports the functions of branch and line, cross multiplexing between lines and lines, and service adding and dropping functions?

A.Terminal Multiplexer

B.Digital cross-connect equipment

C.Regenerative Repeater

D.Add/Drop Multiplexer

Question 83

On PTN3900, which type of interface signal does MP1 motherboard + MQ1 processing daughter card handle?

A.E1

B.STM-1

C.GE

D.FE

Question 84

Which of the following descriptions about the possible reasons for PTN upgrade loading or activation failure are correct?

A.AISCA loads the A2SCA software package

B.Board initialization failed

C.Insufficient space on the CF card

D.After the loading is completed, the active/standby switchover is performed

Question 85

When the PTN device forwards, how many bits does the MAC address have?

A.46

B.64

C.32

D.48

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Question 81

Question 82

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Question 84

Question 85

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