Huawei H12-931-ENU Exam : Huawei Certified Internetwork Expert-Transmission

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Huawei H12-931-ENU Exam Syllabus Topics:

Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. Drift refers to the long-term phase change of the digital signal relative to the standard signal less than 10 Hz, and jitter refers to the short-term phase change of the digital signal relative to the standard signal greater than 10 Hz.

A) FALSE
B) TRUE

2. For WDM network, the following description is correct (multiple choice)

A) For 10G and 100G mixed transmission networks, you can use the performance of 10G to analyze the dispersion compensation of the system
B) For an OAU board, you can roughly judge the type of DCM module connected to the site according to the upper threshold of nominal gain (dB) on the network management system and the upper threshold of actual gain (dB)
C) For the OAU board, the type of DGI module connected on site can be roughly judged based on the difference between the output of POUT and the input of BAIN
D) For 10G and 100G mixed transmission networks, you can use the performance of 100G to analyze the dispersion compensation of the system

3. CORBA (Common Object Request Broker Architecture) is a mature industry standard for communication between objects. It provides a platform-dependent programming interface and model for portable, object-oriented distributed computing applications. Its language, platform, network protocol and other characteristics make it very suitable for existing distributed system applications. Program development and system integration.

A) FALSE
B) TRUE

4. Significance of engineering survey (multiple choices)

A) Confirm the installation environment
B) Confirm the design plan
C) Guide complete set stocking
D) Guide installation and implementation

5. PW APS bundling can reduce APS resource consumption and increase the speed of batch service switching.
Which of the following descriptions about PW APS bundling are correct? (multiple choice)

A) When the PW APS protection group is switched, its subsidiary protection pair also undergoes the same switching.
B) When the PW APS protection group is switched, its subsidiary protection pairs will not undergo the same switching.
C) When the status of the PW APS slave protection pair changes, it will cause the status of the PW APS protection group to change.
D) When the status of the PW APS slave protection pair changes, it will not cause the status of the PW APS protection group to change.

Solutions: