In synchronous remote replication, after a write request is issued from the server to the storage, how is the request sent?

• A.The request is sent to the cache in the primary storage, and the cache sends it to the cache in the secondary storage.
• B.The request is sent to the cache in the primary storage, and then multi-time-segment caching is enabled to synchronize the request to the cache in the secondary storage.
• C.The request is sent to the cache in the primary and secondary storage at the same time,
• D.The request is sent in the sequence of the cache in the primary storage, disks in the primary storage, cache in the secondary storage and disks in the secondary storage.

Comment: *

Name: *

Email: *

Verification: *

Which applications can be protected by OceanStor BCManager in Huawei Active/Passive Disaster Recovery Solution? (Multiple Choice)

• A.FusionSphere
• B.VMware
• C.SQL Server
• D.Oracle

Comment: *

Name: *

Email: *

Verification: *

In which scenarios can OceanStor BCManager eReplication be used? (Multiple Choice)

• A.Local HA
• B.Geo-redundant DR
• C.HyperMetro DC
• D.Active-passive DR

Comment: *

Name: *

Email: *

Verification: *

How does HDFS Plugin store the Hadoop service data directly into the OceanStor 9000?

• A.HDFS Plugin is deployed on the Hadoop client and is used to convert the HDFS protocol-based access requests to NFS protocol-based access requests,
• B.HDFS Plugin is deployed on Hadoop nodes and the Hadoop client and is used to convert the HDFS protocol-based access requests to NFS protocol-based access requests,
• C.HDFS Plugin is deployed on Hadoop nodes and is used to convert the HDFS protocol-based access requests to CIFS protocol-based access requests.
• D.HDFS Plugin is deployed on Hadoop nodes and the Hadoop client and is used to convert the HDFS protocol-based access requests to CIFS protocol-based access requests.

Comment: *

Name: *

Email: *

Verification: *

Which advantages does Huawei OceanStor 9000 cluster NAS technology have over traditional NAS storage systems? (Multiple Choice)

• A.Rapid service switchover, preventing the failure of a single node in a cluster from affecting services
• B.Scalable scale-out engine architecture
• C.Multi-node clustering, load balancing, and global cache, providing excellent performance
• D.Heterogeneous SAN storage can be connected to an engine cluster

Comment: *

Name: *

Email: *

Verification: *