Practice Free H12-931_V2.0-ENU Exam Online Questions
In the OLT+ONU combined networking mode, OLT mainly plays the role of (), so the OLT equipment is required to have good performance and be able to provide sufficient bus bandwidth.
Which of the following statements about the alarm reversal function is wrong?
- A . For ports that do not have services enabled, alarm inversion is used to avoid generating related alarms.
- B . The default state is non-inversion mode. In this mode, the alarm inversion of the port cannot be set.
- C . In automatic recovery mode, you can set the port to reverse the alarm regardless of whether there is an alarm on the port.
- D . After the port alarm inversion is set, no alarm is reported when there is actually an alarm, and an alarm is reported when there is actually no alarm.
After a maintenance worker failed to start the CORBA interface, he listed several steps to check: 1. Check the log file "%IMAPROOT%/server|varNVlogsDevelopnbiAgent_CORBAunbi_sys_yyyyMMdd_hhmmss_ ∗ .log; 2. Check whether the u2000License file supports the U2000 CORBA interface function; 3. Check whether the %IMAPRDOT%/server/ns.ior file is deleted.
Is his operation correct?
- A . True
- B . False
OXC’s three core technologies are: (), LCOS and digital optical layer.
While opening GE service on TOA board, which of the following information should be paid attention to? (Multiple choice)
- A . MTU value
- B . Ethernet working mode
- C . Docking module type
- D . Ethernet VLAN information
NG WDMASON network can provide different service levels according to different customer demand levels. The electrical layer ASON of the wavelength division service level supports three different SLA levels: diamond, silver and bronze.
- A . True
- B . False
The transmitting light source in the integrated DWDM system must strictly comply with the G.693 optical port specification.
- A . True
- B . False
In the U2000 dual-machine hot standby system, the active site fails and the standby site fails to start. Which of the following are the possible reasons? (Multiple choice)
- A . Communication between the master and the backup is interrupted
- B . Database abnormality
- C . The backup site has a cache exception
- D . High disk space usage
Which of the following are the conditions for ODUK SNCP switching? (Multiple choice)
- A . OSC_Los
- B . R_LOS
- C . Main control module failure
- D . OTUK_LOF
Regarding file operation and maintenance, which of the following is wrong?
- A . When using FTP to transfer files, you can transfer ASCII files in binary mode, but you cannot transfer binary files in ASCII mode.
- B . For text files, the ascll method cannot be used for transmission
- C . To transfer a file from your PC to your workstation, you can use the Put command
- D . Files compressed with winzip on a PC can be decompressed with the unzip command on a workstation