Download Huawei : H31-311-ENU Questions & Answers as PDF & Test Software
Updated: Jun 03, 2026
No. of Questions: 190 Questions & Answers with Testing Engine
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Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) Sample Questions:
1. By default, the B2-EXC alarm is reported when the number of B2 bit errors exceeds the () threshold.
A) 0.000000001
B) 0.00001
C) 0.01
D) 0.001
2. The Erbium Doped Fiber Amplifier (EDFA) is a key component of the new-generation optical communication system.
Which of the following are the features of the EDFA? (Multiple Choice)
A) Amplification of any wavelengths
B) Low noise index
C) High gain
D) High output power
3. Which of the following statements about the signal label byte C2 is incorrect?
A) The C2 byte is used to indicate the multiplexing structure of the VC frames and the payload property.
B) C2=00H indicates that the VC-4 is unequipped.
C) The C2 byte to be sent must match the C2 byte to be received.
D) If the C2 byte mismatch is detected, an LP_SLM alarm is reported in the corresponding VC-4 channel.
4. Which of the following are the device-level protection schemes of SDH products? (Multiple Choice)
A) Cross-connect and timing board protection
B) TPS protection
C) System control board protection
D) Power supply protection
5. Which of the following statements about ODUk_PM_BDI is correct?
A) ODUk PM backward defect indication
B) ODUk PM signal degrade
C) ODUk PM open connection indication
D) ODUk PM section BIP8 bit error threshold crossing
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B,C,D | Question # 3 Answer: D | Question # 4 Answer: A,B,C,D | Question # 5 Answer: A |
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