Hitachi HAT-420

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

1. Which two statements relating to the online firmware upgrade are true for Hitachi Unified Storage systems?
(Choose two.)

A) Online firmware upgrades can only be done using Storage Navigator Modular 2.
B) All hosts must have multiple paths to the HUS when performing online firmware upgrades.
C) Only the HUS model 150 storage system supports online firmware upgrades.
D) Online firmware upgrades should not be scheduled for periods of high CPU workload.

2. What needs to be replaced in case of a local memory DIMM failure on a Hitachi Unified Storage
controller?

A) the controller
B) the local memory DIMM
C) the controller and the local memory DIMM
D) the controller, the local memory DIMM and the cache DIMMs

3. What is Hitachi Data System's recommended practice for zoning?

A) zoning is optional
B) single operation system zoning (all HBAs from one OS in a zone)
C) port-based zoning
D) single HBA zoning (one HBA per zone)

4. Which two Program Products reserve cache in a Hitachi Unified Storage system when they are installed,
even if disabled? (Choose two.)

A) TrueCopy
B) ShadowImage
C) Cache Partioning Manager
D) TrueCopy Extended

5. 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) ESX 4.x servers cannot recognize volumes that are 2TB or larger.
C) The rescan function in VMware is not working, so both servers need to be rebooted.
D) This a newer storage array with an older version of ESX so the HBA drivers need to be updated.

Solutions: