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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. When spreading the existing network WDM system, there is no need to evaluate which of the following performances

A) PMD parameters of the link
B) The bit error rate before error correction of the OTU at the receiving end
C) Optical power of OTU/OA
D) Optical power flatness of the receiving end (with MCA configuration)

2. An intelligent clock subnet can realize the automatic tracking and automatic switching of the clock only by configuring the reference clock, avoiding the clock interlock.

A) FALSE
B) TRUE

3. Which of the following statements about OTN overhead is correct? () (multiple choice)

A) 5 consecutive frames in the SM/TCMi/PM overhead field (the 5th bit of the 3rd byte) The bit value of BDI is "1", which will generate BDI
B) BIP-8 error codes in SM, PM, TCM monitor errors in different levels and areas in OTN
C) Both TCM and PM have ODUK-LCK, ODUK-OCI, ODUK-AIS three maintenance information
D) In the OTN frame structure, only SM overhead has IAE and BIAE functions

4. Use the integral method to measure the OSNR value of a 100G signal, read from the OSA, the integrated value of the signal power + noise power in the channel interval is 9.68uW, the integrated value of the noise power in the channel interval is 29.58nW, and the signal center frequency is within 0.1nm. The integrated power is 7.395nW, the OSNR value is ()?

A) 10log [(9.68+0.02958)/0.007395]
B) 10log [(9.68+0.007395)/0.02958]
C) 10log [(9.68-0.007395)/0.02958]
D) 10log [(9.68-0.02958)/0.007395]

5. What is correct about traffic policing and traffic shaping?

A) Traffic policing can only be used in the outbound direction, and traffic shaping can only be used in the inbound direction
B) Traffic policing can be used in the outbound and inbound directions, and traffic shaping can only be used in the inbound direction
C) Traffic policing can be used in the outbound and inbound directions, and traffic shaping can only be used in the outbound direction
D) Traffic policing can only be used in the inbound direction, and traffic shaping can only be used in the outbound direction

Solutions: