Updated Nov-2024 Test Engine to Practice H31-311_V2.5 Dumps & Practice Exam
Dumps Collection H31-311_V2.5 Test Engine Dumps Training With 750 Questions
Huawei H31-311_V2.5 (HCIA-Transmission V2.5) certification exam is designed for professionals who want to prove their expertise in the field of transmission networks. H31-311_V2.5 exam covers a wide range of topics, including transmission network principles, optical transmission principles, microwave transmission principles, data transmission principles, and network planning and optimization. H31-311_V2.5 exam is designed to test the candidate's understanding of these topics and their ability to apply this knowledge in real-world scenarios.
Huawei H31-311_V2.5 certification exam is a comprehensive exam that consists of multiple-choice questions and simulations. H31-311_V2.5 exam requires a thorough understanding of transmission network technologies and concepts, and the ability to apply this knowledge to real-world scenarios. Passing this certification exam proves that the individual has the necessary skills and knowledge to design, deploy, and maintain transmission networks, and can be an asset to any organization looking to build or improve their transmission networks.
Huawei H31-311_V2.5 certification exam is an advanced level exam that tests the candidate's ability to handle complex transmission network scenarios. It covers various topics such as the principles of transmission network, the characteristics of transmission media, the use of optical fibers, the deployment of microwave links, the configuration of transport equipment, and the troubleshooting of transmission network faults. H31-311_V2.5 exam is conducted online and consists of multiple-choice and simulation questions.
NEW QUESTION # 65
Which of the following descriptions about signal marker byte C2 is wrong?
- A. C2 byte setting requires that the sender and receiver match
- B. If the receiving and sending are mismatched, the corresponding VC-4 channel on the local end generates an LP_SLM alarm
- C. C2=00H means the VC-4 is not loaded
- D. Its function is to indicate the multiplexing structure of the VC frame and the nature of the information payload
Answer: B
NEW QUESTION # 66
When LCK is inserted into the local ODUk signal, which processing will the downstream station system not perform?
- A. Insert DDUk_PM_LCK alarm
- B. Return DDUk_PM_BDI
- C. Report ODUk_PM_LCK alarm
- D. Insert DDUK_AIS information
Answer: A
NEW QUESTION # 67
Unified line type single board supports mixed transmission of OTN, SDH and packet services, and also supports the transmission of one of the services.
- A. False
- B. True
Answer: B
NEW QUESTION # 68
To which of the following levels does the U2000 network management belong?
- A. Network element level management system
- B. Subnet-level management system
- C. Network-level management system
- D. Regional level management system
Answer: B
NEW QUESTION # 69
If the overhead bytes pass through the backplane bus between two slots, the two slots are called paired slots. Paired slots enable automatic transparent transmission of overhead bytes, such as () and ().
Even if the SCC board on the local element is offline, it can improve the MSP switching performance and protect the DCC communication with other network elements. (Multiple choice)
- A. B1 byte
- B. E1 byte
- C. D bytes
- D. K bytes
Answer: B,C,D
NEW QUESTION # 70
The first to third layers of the OSI reference model are called the bottom layer, also known as the medium layer. The bottom layer is responsible for data transmission in the network. The fifth to seventh layers are called the high layer, also known as the host layer. Network interconnection devices are often located in the upper three layers and are implemented by a combination of hardware and software.
- A. True
- B. False
Answer: B
NEW QUESTION # 71
Additional services cannot be configured on the protection channel of 1:1 linear multiplex section protection.
- A. False
- B. True
Answer: B
NEW QUESTION # 72
Which of the following descriptions of the OTUk frame format is wrong?
- A. The OTUk format is a matrix of x4080 byte columns.
- B. The 17 to 3825 byte columns in the OTUt frame format are payload data
- C. The 3825 to 4080 byte columns in the OTUk frame format are the FEC coded numbers.
- D. Bytes 1 to 16 in the OTUk sequential format are overhead bytes
Answer: B
NEW QUESTION # 73
The main causes of bit errors are () and () of the transmission system.
Answer:
Explanation:
Noise | Jitter
NEW QUESTION # 74
Which of the following alarm/event dump modes does U2000 support? (Multiple choice)
- A. Automatic dumping
- B. Regular dumping of alarm logs
- C. Overflow dumping
- D. Manual dumping
Answer: B,C,D
NEW QUESTION # 75
After the network sends a fiber cut, which of the following alarms does not appear in a 1+1 linear multiplex section protection configuration?
- A. HP_LOM
- B. MS_APS_INDI_EX
- C. APS_INDI
- D. R_LOS
Answer: A
NEW QUESTION # 76
The last 256 columns in the OTN frame structure are the FEC area, which is used for forward error correction.
- A. False
- B. True
Answer: B
NEW QUESTION # 77
In WDM network design, as long as enough EDFAs are cascaded to compensate for the optical power loss during transmission, the system can transmit over a long distance without limitation.
- A. True
- B. False
Answer: B
NEW QUESTION # 78
() is a parameter used to describe the reliability of the transmission system.
Answer:
Explanation:
Bit Error Rate
NEW QUESTION # 79
What does the optical layer overhead include? (Multiple choice)
- A. Och
- B. OMS
- C. OTS
- D. ODUk
Answer: A,B,C
NEW QUESTION # 80
Which of the following statements about OTM-nm and OTM-nr.m, the optical layer interfaces of OTN are wrong?
- A. Indicates OTM without OSC function
- B. OTM-nr_m with OSC signal is OTM-n_m
- C. n represents the number of wavelengths carried by the maximum capacity
- D. m represents the rate. The value can be 1, 2 or 3
Answer: D
NEW QUESTION # 81
What is the structure of STM-16?
- A. 9*270*1
- B. 9*270*16
- C. 9*270*4
- D. 9*270*64
Answer: B
NEW QUESTION # 82
The last 256 columns in the OTN frame structure are the FEC regions for forward error correction.
- A. Error
- B. True
Answer: B
NEW QUESTION # 83
Which of the following statements about the frame structure of SDH signals are correct? (Multiple choice)
- A. SDH signals of different rates have different frequencies.
- B. The information payload area only carries the information payload
- C. The frame period of different levels of SDH signals is the same
- D. SDH signal is byte interleaved by column
Answer: A,B,C
NEW QUESTION # 84
What is the line code type of the commonly used SDH optical interface?
- A. CMI code
- B. Scrambled NRZ code
- C. HDB3 code
- D. 8B10B code
Answer: B
NEW QUESTION # 85
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