[2021] H31-311 PDF Questions - Perfect Prospect To Go With TestSimulate Practice Exam
Huawei H31-311 Pdf Questions - Outstanding Practice To your Exam
NEW QUESTION 90
Both PDH and SDH have globally unified standards.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 91
Which of the following are different types of ESCs divided by implementation principles?
- A. Fixed frame structure DCC
- B. Pilot tune DCC
- C. None of the above
- D. Inserted DCC
Answer: A,D
NEW QUESTION 92
The frame period of OTN signals is fixed, which is the same as that of SDH signals.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 93
When the U2000 data is backed up using scripts, the backup is fast because the backup files are small.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 94
The single-fiber bidirectional WDM system uses only one optical fiber to transmit optical signals in two directions at the same time. The optical signals in the two directions should be arranged at different wavelengths.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 95
Which of the following technologies is the main difference between an open DWDM system and an integrated DWDM system?
- A. Multiplexing/Demultiplexing technology
- B. Optical amplification technology
- C. Wavelength conversion technology
- D. Optical supervisory technology
Answer: C
NEW QUESTION 96
The TAG attribute cannot be set for the internal port VCTRUNK of the board on the NMS.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 97
Compared with a dense wavelength division multiplexing (DWDM) system, a coarse wavelength division multiplexing (CWDM) system provides a certain number of wavelengths and a transmission distance within ( ) km, which greatly reduces system cost and has strong flexibility.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 98
The U2000 can be flexibly interconnected with different third-party NMSs through northbound interfaces (NBIs), and provides information about physical inventory and alarms to the upper-layer NMSs.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 99
When bit errors are detected in the B2 byte, which of the following alarms is reported by the peer end?
- A. MS-AIS
- B. MS-FEBBE
- C. MS-BBE
- D. RS-BBE
Answer: B
NEW QUESTION 100
Some of the SNCP protection switching conditions are default, such as AU-AIS and TU-AIS. Others conditions are optional, such as HP-TIM and HP-SLM. The optional conditions can be flexibly set based on service levels.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 101
Which of the following logical functional modules are involved in processing clock signal? (Multiple Choice)
- A. SPI
- B. SETS
- C. RST
- D. MCF
Answer: A,B
NEW QUESTION 102
Which of the following is not an EVPLAN feature?
- A. Bandwidth sharing
- B. Point-to-point and point-to-multipoint topologies
- C. Multipoint-to-multipoint topology
- D. Forwarding based on MAC addresses
Answer: B
NEW QUESTION 103
Which of the following working windows is indicated by "2" in the optical module parameter L-64.2"?
- A. 880 nm
- B. 1310 nm
- C. 1550 nm
- D. 1510 nm
Answer: C
NEW QUESTION 104
Which of the following statements about the optical-layer interfaces OTM-n.m and OTM-nr.m of OTN is incorrect?
- A. n indicates the number of wavelengths carried by the maximum capacity.
- B. m indicates the rate. The value can be 1, 2, or 3.
- C. r indicates OTM without the OSC function.
- D. OTM-nr.m with OSC signals is OTM-n.m.
Answer: B
NEW QUESTION 105
The EPL service exclusively uses bandwidth on the line, which is highly secure. It is applicable to the private line application of VIP customers.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 106
Which of the following statements about an MSP ring are correct? (Multiple Choice)
- A. When creating a protection subnet, select SDH NEs only. Do not select REG or WDM NEs.
- B. "Assigned by VC4" means that different VC4s are assigned to different protection subnets to achieve MSP only in some channels.
- C. The number of nodes on an MSP ring cannot exceed 16.
- D. When multiple protection subnets occupy the same port on the same board, you must select "Resource Sharing".
Answer: A,B,C,D
NEW QUESTION 107
When the LCAS function is used/ which of the following overhead bytes are used to transmit control information? (Multiple Choice)
- A. K4
- B. M1
- C. K2
- D. H4
Answer: A,D
NEW QUESTION 108
MSP is a network-level protection scheme. The MSP does not directly protect a service, and the MSP switching and restoration are not affected even if there is no service on the MSP ring.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 109
The interval between two adjacent pointer justification events is at least ( ) frames.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 110
The SNCP switching speed can be improved if you classify the SNCP services that have the same source, sink, or route into groups.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 111
The coherent receiver technology uses the local oscillator laser that has the same frequency as received signals to perform coherent processing and recovers the ( ) information from the received signals. (Multiple Choice)
- A. Frequency
- B. Phase
- C. Polarization state
- D. Amplitude
Answer: B,C,D
NEW QUESTION 112
The working mode of a port determines the flow control mode of the port. When the working mode is 100 Mbit/s full duplex, which of the following flow control modes can be used?
- A. Auto-negotiation flow control mode
- B. None of the above
- C. Non-auto-negotiation flow control mode
- D. Both of the above
Answer: C
NEW QUESTION 113
After the U2000 delivers configuration data to an NE, if the verification fails on the SCC board, the NE enters the installation state.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 114
Which of the following operating systems support the installation of the U2000 client?
- A. All of the above
- B. Solaris
- C. Windows
- D. SUSE Linux
Answer: A
NEW QUESTION 115
......
Online Questions - Outstanding Practice To your H31-311 Exam: https://www.testsimulate.com/H31-311-study-materials.html