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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. If the low-level crossover of SDH equipment is exhausted, there are several common optimization schemes (multiple choice)

A) Routing time slot optimization
B) Replace the circuit board
C) Change channel protection to multiplex section protection
D) Upgrade host software
E) Replace the high-capacity cross board

2. Swap antennas is to align the main lobes of the antennas at both ends to each other, and the signal strength of the opposite antenna is the largest.

A) TRUE
B) FALSE

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

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

4. The insertion loss of the 40 sub-wavelength channels of D40 is 6dB, regardless of the influence of noise, when the signal is full-wave, the IN port optical power of D40 is X dBm. If the optical power of the IN port is reduced by 1dB, The measured value is () dBm. (Assuming that the optical power of each channel is balanced, lg40=1.6)

A) (X-5)
B) (X-22)
C) (X-23)
D) (X-6)

5. It is found that the U2000 dual machine of the customer network is in the dual master state. In the measures and descriptions of the problem, the correct one is () (multiple choice)

A) Check whether the heartbeat line between the main and standby machines is working properly
B) If it is a DCN problem, you can use the command #vradmin -g datadg repstatus datarvg at the main site to check the status of the high-availability system after the repair
C) You can first check whether there is any abnormality in the operating status of the main and standby machines
D) Run the command #vradmin -g datadg repstatus datarvg, and find that the data status is "consistent, up-to-date", which means that the primary and secondary data are not synchronized and need to be updated

Solutions: