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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. PID (Photonics Integrated Device) is an optoelectronic integrated device, PID single board can realize multi-wavelength integration, 40Km without optical amplifier, 80Km without dispersion compensation ()

A) TRUE
B) FALSE

2. Four network elements A, B, C, and D form a two-fiber bidirectional multiplex section shared protection ring, and there are a large number of PDH services between A and B.
One day, the fiber between A and B was interrupted. In order to eliminate the R-LOS alarm on the network management system, an engineer self-looped the optical ports at both ends of the interrupted fiber. After 10 minutes by default, what will happen?

A) The services of A and B will not be affected, and the switching alarm will not disappear
B) The service between A and B is interrupted, and the switching alarm disappears
C) The business between A and B is not affected, and the switching alarm disappears
D) The service between A and B is interrupted, and the switching alarm does not disappear

3. 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) TRUE
B) FALSE

4. The Tunnel-level APS protection of Hybrid MSTP equipment can support forced switching and locked switching, and the priority of forced switching is higher than that of locked switching.

A) TRUE
B) FALSE

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

Solutions: