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

1. Which of the following is not the advantage of WDM?

A) Compatible with ail optical switching networks in the future
B) Ultra-large capacity and transparent data transmission
C) Easy to upgrade and maximizing the protection for existing investments
D) Completely substituting for SDH devices

2. Which of the following are the steps for multiplexing low-speed services into high-speed SDH services? (Multiple Choice)

A) Overhead insertion
B) Mapping
C) Multiplexing
D) Alignment

3. When a working PQ1 board is faulty, the device performs TFS protection switching.
Which of the following statements about the switching process are correct? (Multiple Choice)

A) If the protection PQ1 board is normal, the cross-connect board sends a switching message to the D75S corresponding to the faulty PQ1 board through the switching control bus.
B) The cross-connect board detects that the PQ1 board is faulty through the board status bus.
C) The protection PQ1 board receives and processes the services that are transferred from the D75S board to the protection bus to complete the protection switching.
D) The D75S board responds to the switching message by transferring services to the shared protection bus and stopping sending services to the faulty PQ1 board.

4. When the transmit end detects that the b6-b8 of the K2 byte is 110, it indicates that the () alarm is reported at the transmit end.

A) R-LOS
B) MS-AIS
C) R-LOF
D) MS-RDI

5. Which of the following is the impact of changing the NE ID of OSN 3500 on the NMS?

A) The NE time is not synchronized.
B) The device is restarted.
C) Services are interrupted.
D) NE communication is interrupted.

Solutions: