Hitachi Hitachi Data Systems Certification HAT-420

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

2. Which three operations are allowed after enabling security on a Hitachi Unified Storage system Fibre
Channel (FC) port? (Choose three.)

A) Create a Host Group with two different host connection modes.
B) Add the same WWN to multiple Host Groups on the same FC port.
C) Create Host Groups with different host connection modes on the same FC port.
D) Add a LU to two different Host Groups behind two different ports.
E) Add multiple WWNs to one Host Group.

3. A customer has a Hitachi Unified Storage (HUS) system model 110 configured with iSCSI I/O interface
boards. They now want to connect it to a FC-SAN and have purchased the FC-Option upgrade to do so.
Which two tasks must be performed on the HUS system? (Choose two.)

A) Set the HUS FC port topology as Point-to-Point.
B) Install and enable the FC-Option on the HUS.
C) Install and enable the FC Expansion Board.
D) Set the HUS FC port topology as Fabric.

4. Yesterday you allocated five new LUNs for a Solaris 9 host. Today the Solaris administrator is concerned
about corrupt data because the host system log has several entries referencing the new LUNs with the
following message: "Corrupt label; wrong magic number". What do you tell the Solaris administrator?

A) That the message is normal for new LUN allocations and that they just need to label the new partitions.
B) That they need to configure Device Mapper for the newly allocated LUNs.
C) That the Master Boot Record (MBR) on one of the disks has become corrupt and that rebooting the
host should fix the issue.
D) That they should shut down the server right away and that you will allocate five new LUNs.

5. You plan to use Storage Navigator Modular 2 (SNM2) to perform a non-disruptive upgrade of the firmware
on a Hitachi Unified Storage (HUS) system. What are two requirements for this process? (Choose two.)

A) You must have a working LAN connection between the SNM2 server and the HUS.
B) There must be no hardware faults or missing components on the HUS.
C) The HUS must have a Device Manager Agent installed and running.
D) All hosts must be connected to the HUS using HDLM or similar multi-pathing software.

Solutions: