Practice Free H12-931_V2.0-ENU Exam Online Questions
What are the options for the logic function modules involved in clock information processing? (Multiple choice)
- A . RST
- B . SETS
- C . SPI
- D . MCF
OSN series equipment, when one of the PIUs is not powered, what alarm will be reported?
- A . POWER_DIFF_OVER
- B . POWER_FAIL
- C . BD_STATUS
- D . OWER_ABNORMAL
The creation of the Client path using the path method fails. Which of the following options may be the cause of this phenomenon? (Multiple choice)
- A . There is no complete OCH path
- B . The channel has been used up
- C . The FEC modes of the sender and receiver do not match
- D . Lack of physical fiber connection between boards
What are the options for fault handling methods that can be used to isolate external faults? (Multiple choice)
- A . Substitution method
- B . Loopback method
- C . Configuration Data Method
- D . Instrument test method
Which of the following descriptions of the process of optimizing line loss compensation anomalies are correct? (Multiple choice)
- A . According to the user’s adjustment instructions, the line loss of the OCh path is adjusted to make the downstream optical amplifier output reach the normal value.
- B . The SCC board at the downstream site reports an alarm to the power detection unit (OA) of the first node through DCN communication, and the first node SC reports an alarm to the SOM.
- C . After receiving the alarm, SOM obtains the OCh path corresponding to the alarm and adds it to the management path to be optimized.
- D . The downstream power detection unit (OA) detects that the line attenuation deviation exceeds the threshold and reports an alarm to the SCC board at its own site.
Which of the following descriptions of OSS is wrong?
- A . The network layer of OSS is above NMS, and the management function of network element devices is generally implemented through NMS.
- B . OSS system is mainly used to improve the work efficiency of equipment maintenance personnel
- C . OSS (Operation Support System) is a software system that provides operators with functions such as performance management, inventory management, business management, and fault management of communication equipment.
- D . U2000 supports multiple northbound interfaces such as SNMP, TL1, XML, CORBA, etc., which can achieve rapid integration with the operator’s OSS system.
Which of the following options are correct regarding the reason why the actual service rate is less than 20% of the interface rate after the OTN device and storage device are connected and opened? (Multiple choice)
- A . Interface rate mismatch
- B . There is a problem with the docking optical power
- C . The remote function is not enabled on the transmission device docking port
- D . The storage switch FC license is wrongly configured.
Forced switching, fiber switching, manual switching and motion switching are in descending order of priority.
- A . True
- B . False
There are three types of multi-level connection monitoring modes (TCM) in OTN. Which of the following are correct? (Multiple choice)
- A . Layer Mode
- B . Overlap Mode
- C . Nested mode
- D . Through Mode