[Aug-2021] Pass H31-311-ENU Exam in First Attempt UpdatedH31-311-ENU PassTorrent Exam Question
Huawei-certification Dumps H31-311-ENU Exam for Full Questions - Exam Study Guide
NEW QUESTION 77
Both PDH and SDH have globally unified standards.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 78
Which of the following is not the northbound interface provided by the U2000?
- A. Qx
- B. XML
- C. SNMP
- D. CORBA
Answer: A
NEW QUESTION 79
OChr means that the electrical supervisory technology is used.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 80
Which of the following logical functional module is used to generate an R-LOS alarm?
- A. SPI
- B. MSA
- C. MST
- D. RST
Answer: A
NEW QUESTION 81
In the system control unit, which of the following databases do not lose data after a power failure? (Multiple Choice)
- A. MDB
- B. FDB1
- C. DRDB
- D. FDB0
Answer: B,D
NEW QUESTION 82
Which of the following ITLI-T recommendations defines the OTN frame structure?
- A. G.975
- B. G.709
- C. G.652
- D. G.694
Answer: B
NEW QUESTION 83
A 1510 nm optical supervisory channel can be effectively amplified after it passes an EDFA.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 84
Manual configuration will clear data on the NE side.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 85
In a WDM system, using a dielectric thin film filter (TFF) is ideal when fewer than () wavelengths are used.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 86
The coherent receiver technology uses the local oscillator laser that has the same frequency as the 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 87
When multiple users need to share the same VCTRUNK and use the same VLAN ID, the QinQ technology can be used.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 88
Assume that 2 x VC-12 timeslots need to be bound with VCTRUNK1 of the N2EFS4 board.
When 8 x VC-4 timeslots are available on the N2EFS4 board, which of the following timeslots meets the requirements?
- A. VC-12 timeslots 33 and 34 of the second VC-4
- B. VC-12 timeslots 1 and 2 of the first VC-4
- C. VC-12 timeslots 1 and 2 of the fourth VC-4
- D. VC-12 timeslots 1 and 2 of the eighth VC-4
Answer: C
NEW QUESTION 89
Which of the following is not a non-linear effect?
- A. Four-wave mixing (FWM)
- B. Dispersion
- C. Raman scattering
- D. Self-phase modulation (SPM)
Answer: B
NEW QUESTION 90
Which of the following optical sources has the best dispersion tolerance and stability?
- A. Directly modulated light source
- B. None of the above
- C. EA-modulated light source
- D. Mach-Zehnder modulation light source
Answer: D
NEW QUESTION 91
Which of the following communication protocols are used for DCN management on Huawei devices? (Multiple Choice)
- A. OSI
- B. TCP/IP
- C. FTP
- D. HWECC
Answer: A,B,D
NEW QUESTION 92
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