When a customer uses simpana software, CS can not start normally and you need to recover the CS. Which of the following situations will cause the restoration to fail?

A. The backup server and the media server can not communicate properly.

B. The link between the backup media and the media server is down.

C. Backup server SQL database failure.

D. DDB is abnormal.

Which of the following is incorrect regarding the VTL6900 data deduplication featuree?

A. The SIR cluster of the VTL6900 supports global deduplication

B. The deduplication start time of the VTL6900 can be controlled automatically according to the policy

C. VTL6900 on the specified tape deduplication and remote replication is recommended at the same time

D. VTL6900 deduplicated tape to do data archiving, the physical tape library in the NC is still nondeduplicated data

Which of the following statements about the Oceanstor V3 file system deduplication features are correct? (multiple choice)

A. can only be opened when creating a file object, business can not be opened or closed during data deduplication and compression function

B. Using online processing to deduplicate data before it is written to disk

C. When both deduplication and compression are turned on, the data will be deduplicated and then compressed

D. Use smart cache can accelerate the search performance of fingerprints deleted

The InfoEqualizer DNS IP address needs to be the same as the OceanStor 9000 front-end network and customer application network for network interoperability

A. Correct

B. mistakes

When using lvm to create a mirrored logical volume, you should choose what kind of log file to save in order not to impact performance and quickly recover from a single drive failure?

A. store the log in memory

B. Store the log in any one of the two PVs

C. Store the log in the third PV of the current VG

D. Save the log in another VG pv