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

1. The backplane has two -48 V power supply cables, and each board obtains two -48 V power supplies from the backplane. After the power supplies are combined by diodes, various voltages required by each component are obtained through the DC/DC power module and linear conversion.

A) FALSE
B) TRUE

2. A PAUSE frame uses a reserved multicast address and is not forwarded by a bridge or switch. In this way, the PAUSE frame does not generate any additional information.

A) FALSE
B) TRUE

3. OChr means that the electrical supervisory technology is used.

A) FALSE
B) TRUE

4. Which of the following statements about the multiplex section remote error indication (MS-REI) is correct?
① The B2 byte indicates the transmission channel.
② The M1 byte indicates the transmission channel.
③ MS-REI is transmitted from the sink to the source.
④ MS-REI is transmitted from the source to the sink.
⑤ Indicates the number of detected bit errors after the sink receives the MS signals.

A) ②③⑤
B) ②④⑤
C) ①④⑤
D) ①③⑤

5. When a fiber cut test is performed on a normal MSP ring, which of the following alarms is reported? (Multiple Choice)

A) R-LOS
B) BD STATUS
C) TU-AIS
D) APSJNDI

Solutions: