Hitachi HAT-420 : Hitachi Data Systems Certified Professional - Modular storage installation

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Hitachi HAT-420 Exam Syllabus Topics:

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

Question 1

How should the Hitachi Unified Storage systems dual power supplies be connected?

A. by two independent and appropriately rated power distribution units
B. only one should be connected, the other being standby
C. by FS6 circuits breakers
D. by adjacent sockets on a single power distribution unit

Question 2

A customer wants to migrate Hitachi AMS2300 data to a newly acquired Hitachi Unified Storage (HUS)
system. Which statement about the migration is correct?

A. The Data Migration license key is only required on the HUS.
B. TrueCopy or TrueCopy Extended Distance can be used.
C. Modular Volume Migration can be used.
D. The Data Migration license key is required on both sides.

Question 3

You have to replace a Cache Backup Battery online on a Hitachi Unified Storage system. Which two
statements are correct? (Choose two.)

A. You must complete the replacement within a certain time frame.
B. When the power is turned off during the replacement, user data on the cache that has not been written
will be backed up to flash memory.
C. You should only perform the replacement while the green READY LED on the front of the Controller
Box is blinking at high speed.
D. You should not perform any replacement while the green READY LED on the front of the Controller
Box is blinking at high speed.

Question 4

You have just allocated four 3TB LUNs from a Hitachi Unified Storage System to a set of ESX 4.x servers.
The VMware administrator can see volumes that are assigned to the servers from an older storage array,
but not the volumes you have just allocated. What is the most likely cause?

A. The FC switch ports need to be disabled/enabled to force the HBAs to re-login to the fabric.
B. This a newer storage array with an older version of ESX so the HBA drivers need to be updated.
C. The rescan function in VMware is not working, so both servers need to be rebooted.
D. ESX 4.x servers cannot recognize volumes that are 2TB or larger.

Question 5

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

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

Solutions: