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Exam : Hitachi HH0-270
Title : HDS Implmenetation Specialist-Business Continuity Exam

1. A customer wishes to create copies using Copy-on-Write SnapShot of a database containing a large number of changes — about 50 percent for each day. The customer also wants to keep five copies of the database though access to the copies is not high.
Which statement is correct?
A. The pool should reside on external storage to keep costs low.
B. The pool logical volumes should be the same size as the production logical volumes.
C. The database should be copied using ShadowImage and not Copy-on-Write SnapShot.
D. The pool should be at least three times the size of the database if Copy-on-Write SnapShot is used.
Answer: D

2. A customer has a multi-target Three Data Center (3DC) implementation to protect a mission critical UNIX application. The production host crashes, but the array and network are still working. The customer wants to bring up the application on a host at the local data center and still maintain two remote copies of the data.
What must be performed first at the local data center?
A. Perform swap takeover for the HUR pairs.
B. Perform swap takeover for the TrueCopy pairs.
C. Perform Delta Resync between the local and remote arrays.
D. Perform Delta Resync between the local and production arrays.
Answer: B

3. A customer has a 20TB database at his primary site. The database is copied using TrueCopy to a second site about 20km away. There are problems with the link to the second site. The second copy of the database should always be the same as the primary copy.
Which solution should be implemented?
A. Specify FENCELEVEL=DATA on the TrueCopy links.
B. Specify FENCELEVEL=NEVER on the TrueCopy links.
C. Create a third copy of the database using ShadowImage at the primary site.
D. Create a third copy of the database using Universal Replicator at a third site.
Answer: A

4. A customer wishes to copy a database on external storage controlled by a Universal Storage Platform over 10km using TrueCopy Synchronous.
Which HiCommand product is used to manage the replication?
A. HiCommand Device Manager (HDvM)
B. HiCommand Protection Manager (HPtM)
C. HiCommand Replication Monitor (HRpM)
D. HiCommand Tiered Storage Manager (HTsM)
Answer: A

5. After executing a paircreate command you find that the secondary volume is mounted to a system.
Which action sequence should be used to correct this situation?
A. Unmount the secondary volume.
B. Unmount the secondary volume then execute the paircreate command again.
C. Execute pairsplit -S, unmount the secondary volume, then execute the paircreate command again.
D. Unmount the secondary volume, execute pairsplit -S, then execute the paircreate command again.
Answer: C

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