QUESTION: 65

What are the ways of load balancing cluster softwar on Oracle rac? (Multiple choice)

Client Balance
Cluster nodes balanced
Service layer balance
Instance load

Answer(s): A,C

In the scenario of protecting the database, the slave uses the virtual snapshot method to verify the services of the production end and the DR-side and discover the data of the DR on the disaster recovery end. What are the possible reasons that the library can not start normally? (Multiple choice)

After a snapshot of the LUN of the redundancy site is created, the snapshot is not activated at the same time.
Disaster recovery side of the data stored in the cache, not yet written to the hard disk.
When creating a snapshot on the disaster recovery end LUN, the production end is copying data to the disaster recovery end.
The production end and disaster recovery end adopt the disaster recovery solution of incremental LUN copy, and the incremental data link is abnormal during the synchronization.

Answer(s): A,C,D

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QUESTION: 67

The OceanStor V3 storage system has 96 hard disks in one hard disk domain. To maximize the performance of the hard disk, it is recommended to use the LUNs in the hard disk domain.
The total number of hard disks is not less than:

Answer(s): D

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QUESTION: 68

Which of the following statements about multi-plane system design of the Huawei Oceanstor unified storage system is correct?

The service plane uses GE channels for data transmission.
The service plane connects the host IO channel, disk IO channel and GE switching channel.
Plane redundancy between each other, when the business plane fails, allowing the use of control plane transmission services.
When the GE switch channel fails, you can use the PCIe switch channel as a backup data transmission channel.

Answer(s): D

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QUESTION: 65

QUESTION: 66

QUESTION: 67

QUESTION: 68

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