Free Huawei H31-331 Exam Dumps Questions & Answers

Which of the following are the daily maintenance items on the equipment side? (multiple choice)

• A.  Test error
• B.  Check the device sound alarm
• C.  Check the cabinet indicator
• D.  Check the room temperature, humidity
• E.  Check the ground wire and power cord
• F.  Checking the board indicators

When the optical cable between the FIU and the FIU fails, what are the optical layer alarms reported by the downstream site? (multiple choice)

• A.  OSC_RDI
• B.  MUT_LOS
• C.  R_LOS
• D.  OSC_LOS

Which of the following boards may cause interruption of the existing network service during the replacement process?

• A.  EFI1 (OptiX OSN8800 T32)
• B.  NS2
• C.  AUX (OptiX OSN6800)
• D.  SC2

Which of the following layers is the overhead of the segment monitoring overhead SM?

• A.  OMS
• B.  ODUK
• C.  OTUK
• D.  OPUK

DCM optical power measurement requires DCM single-wave input optical power is not greater than the following value?

• A.  -3
• B.  -4
• C.  -2
• D.  -5