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Hitachi HAT-420 Exam Syllabus Topics:

Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:

1. A customer has received a Hitachi Dynamic Provisioning Early Alert warning by e-mail indicating that the
default threshold has been reached on a Hitachi Unified Storage (HUS) system. What does this warning
indicate?

A) DP-Vols have used over 40% of the DP pool capacity.
B) The HUS has projected that the DP pool will be used up within 24 hours.
C) The HUS has automatically added another free RAID Group to the DP pool.
D) DP-Vols are provisioned over 200% of the DP pool capacity.

2. A customer would like to add the File Module option to their Hitachi Unified Storage (HUS) system to
provide files services. Which three types of connectivity are required from the File Module? (Choose
three.)

A) IP to Servers
B) FC to Servers
C) FC to SMU
D) FC to HUS
E) IP to SMU

3. A customer has deployed TrueCopy Extended Distance on their Hitachi Unified Storage systems. They
would like to be alerted when their RPO exceeds the business requirement. Which product would you
recommend?

A) Hitachi Universal Replicator
B) Hitachi Replication Manager
C) Hitachi Command Director
D) Business Continuity Manager

4. On a Hitachi Unified Storage system, which statement regarding Master Cache Partitions is correct?

A) They always exist whether or not the Cache Partition ManagerLicensekey is installed.
B) They always exist if there is 2GB or more of cache memory installed per controller.
C) There is always a Master Cache Partition 0 in controller 0 and in controller 1.
D) They do not exist until the Cache Partition ManagerLicensekey is installed.

5. Which two apply when replacing a disk on a Hitachi Unified Storage (HUS) system? (Choose two.)

A) A wrist strap must be used when replacing disk drives.
B) The faulty drive must be blocked using SNM2 before replacement.
C) The Web tool should be used to confirm that the replacement is successful.
D) The HUS needs to be in maintenance mode when disks are replaced.

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