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Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) Sample Questions:

1. In the system control unit, which of the following databases do not lose data after a power failure? (Multiple Choice)

A) DRDB
B) FDB1
C) MDB
D) FDB0

2. For the OSN 3500, there is a slot mapping relationship between processing boards and interface boards. The processing board in slot 1 maps to the interface board in slot 19-20.

A) FALSE
B) TRUE

3. Some of the SNCP protection switching conditions are default, such as AU-AIS and TU-AIS. Others conditions are optional, such as HP-TIM and HP-SLM. The optional conditions can be flexibly set based on service levels.

A) FALSE
B) TRUE

4. Which of the following statements about OTN advantages is incorrect?

A) OTN provides a maximum of five levels of nested or overlapped TCM connection monitoring.
B) The WDM function is used to meet the requirement for Tbit/s bandwidth per fiber.
C) OTN provides powerful outband FEC functions to effectively guarantee the line transmission performance.
D) OTN provides 2.7 Gbit/s, 10.7 Gbit/s, 43 Gbit/s, and even 111.8 Gbit/s high-rate interfaces.

5. The error correction capability of FEC is measured with the encoding gain.
Which of the following statements about the encoding gain is incorrect?

A) When the BER is constant, the OSNR saved by the correction encoding is called encoding gain.
B) The encoding gain of the in band FEC is larger than that of the outband FEC.
C) The encoding gain of AFEC is larger than that of FEC.
D) The error correction capability of FEC increases with the encoding gain.

Solutions: