Download HCNA-Transmission.H31-311.ExamDumps.2024-06-13.37q.tqb

Vendor: Huawei
Exam Code: H31-311
Exam Name: HCNA-Transmission
Date: Jun 13, 2024
File Size: 94 KB
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Demo Questions

Question 1
Which of the following is not a non-linear effect?
  1. Self-phase modulation (SPM)
  2. Dispersion
  3. Raman scattering
  4. Four-wave mixing (FWM)
Correct answer: B
Question 2
Which of the following are communication quality alarms? (Multiple Choice)
  1. Optical port loopback
  2. No login of an NE user
  3. NE communication interruption
  4. Loss of optical signals
Correct answer: CD
Question 3
Which of the following is not the northbound interface provided by the U2000?
  1. XML
  2. SNMP
  3. CORBA
  4. Qx
Correct answer: D
Question 4
Which of the following are the electrical-layer overheads of OTN? (Multiple Choice)
  1. OPUk
  2. ODUk
  3. OCh
  4. OTUk
Correct answer: ABD
Question 5
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?
  1. Auto-negotiation flow control mode
  2. Non-auto-negotiation flow control mode
  3. Both of the above
  4. None of the above
Correct answer: B
Question 6
When the SXCS board is configured for an OSN 3500, which of the following is the access capacity of the subrack in full configuration?
  1. 35G
  2. 58.75G
  3. 80G
  4. 155G
Correct answer: D
Question 7
The SP3D board supports 63 El services.
  1. TRUE
  2. FALSE
Correct answer: B
Question 8
When a fiber cut test is performed on a normal MSP ring, which of the following alarms is reported?
(Multiple Choice)
  1. TU-AIS
  2. R-LOS
  3. APSJNDI
  4. BD STATUS
Correct answer: BC
Question 9
Which of the following is not the advantage of WDM?
  1. Ultra-large capacity and transparent data transmission
  2. Easy to upgrade and maximizing the protection for existing investments
  3. Completely substituting for SDH devices
  4. Compatible with all optical switching networks in the future
Correct answer: C
Question 10
Which of the following is the function of TCM overheads in ODUk signals?
  1. Channel supervisory overhead
  2. Path trace identifier overhead
  3. Tandem connection monitoring overhead
  4. General communication channel overhead
Correct answer: C
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