[Dec-2023] H31-311_V2.5 Pre-Exam Practice Tests | Exam Questions and Answers for Huawei Transmission Study Guide
HCIA-Transmission V2.5 Certification Sample Questions
Huawei H31-311_V2.5 exam consists of multiple-choice questions that are designed to test the candidate's knowledge and skills on various transmission network technologies. The topics covered in H31-311_V2.5 exam include the principles of optical transmission, microwave transmission, and wireless access technologies, as well as the configuration and management of transmission network devices. Successful candidates will also have the ability to analyze and troubleshoot various transmission network issues.
NEW QUESTION # 84
Which overhead below 112 is not ODUk overhead?
- A. Traditional Chinese Medicine
- B. APs/PCc
- C. PM
- D. NJO
Answer: D
NEW QUESTION # 85
Which of the following statements about signal label byte C2 are incorrect?
- A. If the check to C2 byte does not match, the LP-SLM alarm is reported in the corresponding VC-4 channel.
- B. The C2 section to be sent must match the C2 bytes to be received.
- C. C2=00H Jizong VC4 is not equipped.
- D. The A.C2 byte is used to indicate the multiplexed structure and payload properties of the VC frame.
Answer: A
NEW QUESTION # 86
Which of the following different types of ESC are divided according to the principles of implementation? (Multiple choice)
- A. Fixed frame structure DCC
- B. None of the above
- C. insert DCC
- D. Pilot adjusts DCC
Answer: A,D
NEW QUESTION # 87
Linear MSP (LMSP) has two modes: 1+1 and 1:1. Additional services can only be configured for the protection channel in 1:1 mode of the LMSP.
- A. True
- B. Error
Answer: A
NEW QUESTION # 88
When using a script to back up U2000 data, the backup speed is fast because the backup file is small.
- A. True
- B. False
Answer: B
NEW QUESTION # 89
Compared with dense wavelength division multiplexing (DWDM) systems, crude glass division multiplexing (CWDM) systems provide a certain amount of glass length and transmission distance within (kmkm), which greatly reduces system cost and has strong flexibility
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 90
Manual configuration will clear the data on the NE side
- A. True
- B. Error
Answer: A
NEW QUESTION # 91
After configuring PDH on a per-net element basis, the full trace cannot be searched. Which of the following is a possible cause? (Multiple choice)
- A. The time period is not configured correctly 5.
- B. Passthrough is not configured at the intermediate site. Correct answer)
- C. The board selection is incorrect.
- D. The tributary plate is not selected to be recited correctly.
Answer: A,B,C
NEW QUESTION # 92
Which of the following is the configuration mode for the new NE?( Multiple choices).
- A. Manual configuration
- B. Upload
- C. Download
- D. Copy NE data
Answer: A,B,D
NEW QUESTION # 93
Which of the following statements about the MSP ring is correct? (Multiple choice).
- A. When multiple protection subnets occupy the same port on the same board, "resource sharing" must be reached.
- B. is assigned by VC4 means that different VCs4 are assigned to different protection subnets to implement MsPs only in certain channels
- C. Create a protection sub and select only the SDH network element. Do not select REG or WDM network elements.
- D. The number of nodes on the MSP ring cannot exceed 16. .
Answer: A,B,C,D
NEW QUESTION # 94
Which of the following is affected by changing the element ID of OSN3500 on NMS?
- A. Interruption of business.
- B. Restart your device.
- C. Network element communication is interrupted.
- D. NE time is out of sync.
Answer: C
NEW QUESTION # 95
Which of the following statements about the OTM-n .m and OTMnr .m for OTN are incorrect?
- A. m indicates the rate. The value can be 1, 2, or 3. .
- B. n represents the number of wavelengths carried by the maximum capacity
- C. OTM-nr .m with OSC signal is OTM-n.m.
- D. r represents OTM., which does not have OSC capabilities
Answer: A
NEW QUESTION # 96
On a Layer 2 switching device, if the Ethernet port is an Access port, the port can only receive Ethernet frames without a VLAN tag or Ethernet frames with the same VLAN ID as the default VLAN ID of the port.
- A. True
- B. False
Answer: B
NEW QUESTION # 97
Which of the following light sources has the best dispersion tolerance and stability?
- A. Direct modulation of the light source
- B. Mach-Zehnder modulates the light source
- C. EA modulates the light source
- D. None of the above
Answer: B
NEW QUESTION # 98
Both PDH and SDH have globally harmonized standards.
- A. True
- B. False
Answer: B
NEW QUESTION # 99
Which of the following statements regarding the sequence of signal flows between the SDH interface and the cross-connecting unit is correct?
- A. SPI <> RST <> MSA<> MSP<> MST <> HPT
- B. SPI <> RST <> MST <> MSP<> MSA <> HPT
- C. SPI <> MST<> RST <> MSA <> MSP >HPT
- D. SPT<> MS <> MSA<> RST > MSP<> HPT
Answer: B
NEW QUESTION # 100
K1 and K2 bytes can send APS switching signaling or indicate that the multiplexed segment signal is invalid.
- A. True
- B. Error
Answer: A
NEW QUESTION # 101
TU-AIS is often encountered during network maintenance. Which of the following alerts can trigger a TU-AIS alert? (Multiple choice).
- A. HP-TIM
- B. AU-LOP
- C. R-LOS
- D. B2-EXC
Answer: A,B,C,D
NEW QUESTION # 102
The working mode of the port determines the flow control mode of the port.
When the operating mode is 100Mbit/s full duplex, one of the following flow control modes can be used
- A. Non-autonegotiation flow control mode
- B. None of the above
- C. Both
- D. Auto-negotiation flow control mode
Answer: A
NEW QUESTION # 103
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Tested Material Used To H31-311_V2.5: https://drive.google.com/open?id=1rc67iIs7IchfTgsceyatmWZFAMYddKM5
