Huawei Huawei Certifications H13-341 Questions & Answers

• Question 31:

  In the case of the OptiX OSN equipment, when the standby board is normal, which of the following operations does not cause the active/standby switching of the cross-connect board or clock board?

  A. Delete the active cross-connect board or clock board logically.

  B. Open the upper and lower ejector levers of the active board at the same time.

  C. Deliver the active/standby switchover command.

  D. Perform a cold reset on the cross-connect or clock board.

  Correct Answer: A

• Question 32:

  Which of the following OTN trails does not need to be manually configured on an ROADM site, and can search out directly?

  A. OSC

  B. OCh

  C. OMS

  D. OTS

  Correct Answer: B

• Question 33:

  When the grooming service level of the line board is ODUflex, which of the following protection schemes can be supported?

  A. ODUk SPRing protection

  B. Tributary SNCP

  C. SW SNCP

  D. ODUk SNCP

  Correct Answer: D

• Question 34:

  When different routes are used for client-side 1+1 protection, the working wavelength and protection wavelength cannot use the same wavelength.

  A. True

  B. False

  Correct Answer: A

• Question 35:

  Which of the following alarms trigger optical line protection switching?

  A. POWER_DIFF_OVER

  B. R_LOF

  C. MUT_LOS

  D. R_LOS

  Correct Answer: A

• Question 36:

  Which of the following protection schemes require the APS protocol?

  A. ODUk SPRing protection

  B. ODUk SNCP

  C. SW SNCP

  D. 1:1 optical line protection

  Correct Answer: A

• Question 37:

  Which of the following standards must be met for the isolation test in the feature test of the multiplexer/ demultiplexer?

  A. <20dB

  B. >25dB

  C. >20dB

  D. <25dB

  Correct Answer: B

• Question 38:

  If no bit error test is performed on an optical channel for 10 minutes, the local end uses the SDH analyzer to connect to the client-side port on the OTU board, the client-side port on the opposite OTU board need to be self-looped by a fiber. In the case of self-loop, a fixed attenuator must be added.

  A. True

  B. False

  Correct Answer: B

• Question 39:

  Before the optical power commissioning of an ROADM board, you need to configure virtual optical-layer services. Otherwise, the ROADM board blocks all wavelengths by default.

  A. True

  B. False

  Correct Answer: B

• Question 40:

  Which of the following residual dispersion values are within the dispersion tolerance of the TN52ND2 board?

  A. 900ps/nm

  B. 500ps/nm

  C. 700ps/nm

  D. 600ps/nm

  Correct Answer: C