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

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Huawei H12-931-ENU Exam Syllabus Topics:

Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. What is wrong with the workflow of U2000 CORBA and OSS interconnection?

A) OSS connects to the name service through the CORBA client. The CORBA client of OSS finds the event channel through the name service
B) start name service start notification service start U2000 CORBA
C) OSS accesses CORBA agent through CORBA client CORBA agent reports messages to OSS through event channel
D) CORBA registers CORBA in the notification service to create a channel to the name service

2. After the AM function of the microwave equipment is enabled, the signal level of the high modulation mode is lower than that of the low modulation mode.

A) TRUE
B) FALSE

3. In the U2000 dual-machine installation and commissioning, the operations that can be performed by the ossuser user are ()

A) Modify the password of the admin user to log in to the VCS client
B) When the U2000 License file is modified to DOS format, you can log in as the ossuser user and execute the dos2unix command to convert the U2000 License file format from DOS format to UNIX format
C) On the Solaris or SUSE Unux platform, if you cannot log in to the graphical desktop, you can log in as the ossuser user and use the command line to restore the binary mode database
D) When the password is forgotten or the password expires and the dbuser cannot be logged in, the ossuser user can log in to the operating system and use "#passwd dbuser" in the terminal to change the password

4. Which of the following descriptions of coherent technology is correct ()?

A) Coherent receiving technology, OSNR tolerance theory can be improved by 2dB
B) WDM to single wave 100G or higher rate evolution can choose coherent OUT or traditional non-coherent OTU
C) The coherent technology increases the line rate to 100G while still maintaining the spectral bandwidth significantly less than 25GHz
D) Coherent technology eliminates CD/PMD through DSP

5. The single-fiber bidirectional optical interface of PTN equipment distinguishes upstream and downstream service flows according to time slots.

A) TRUE
B) FALSE

Solutions: