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Hitachi Data Systems Architect – NAS: HH0-450 Exam
HH0-450 Questions & Answers
Exam Code: HH0-450
Exam Name: Hitachi Data Systems Architect – NAS
Q & A: 125 Q&As

QUESTION 1
A customer wants to use the data migration function with their Hitachi NAS Platform. Which three
criteria are used by this function? (Choose three.)
A. by last access
B. by source file system block size
C. by file name
D. by path
E. by protocol type
Answer: ACD

QUESTION 2
You are asked to design a Hitachi NAS Platform solution for a customer with existing Hitachi
storage systems installed. The existing storage and SAN infrastructure should be used wherever
possible.
Which two can be re-used? (Choose two.)
A. spare Qlogic 2310 HBAs
B. Fibre Channel switches
C. Hitachi AMS500 storage systems
D. Hitachi 7700E storage systems
Answer: BC

QUESTION 3
You are designing a Hitachi NAS Platform solution to migrate files to a Hitachi Content Platform
(HCP). Which configuration method must be used?
A. Use the connector wizard.
B. Use the CLI command xvl-path-add.
C. Use the CLI command external-path-add.
D. Use the CLI command migration-add-external-path.
Answer: D

QUESTION 4
A customer wants to minimize failover time in the event of a node failure in a Hitachi NAS
Platform MetroCluster environment. Which parameter must be set?
A. adminevs_user = hnasmc
B. failover_evs_disable = no
C. failover_evs_disable = yes
D. failover_use_ssws = yes
Answer: B

QUESTION 5
A customer requires transparent movement of data from a Hitachi NAS Platform to a third-party server using the NFS protocol. Which Hitachi NAS Platform software product will satisfy this
requirement?
A. Incremental Block Replication (IBR)
B. External Volume Links (XVL)
C. Cluster Namespace (CNS)
D. Quick Snapshot Restore (QSR)
Answer: B

QUESTION 6
A customer is considering deploying a Hitachi NAS Platform as their primary NAS solution
provider. They have the following requirements: ?196,000 IOPS ?45 TB storage capacity ?8,000
concurrent users/sessions ?Redundancy Based on HDS best practices, which minimum Hitachi
NAS Platform configuration would meet these requirements?
A. a 2-node 3100 cluster
B. a 2-node 3200 cluster
C. a 3-node 3200 cluster
D. a 4-node 3100 cluster
Answer: A

QUESTION 7
A customer has a mixed UNIX and Windows environment and they are planning to implement a
Hitachi NAS Platform. Which three host name resolution methods are supported in this
environment? (Choose three.)
A. WINS
B. NTP
C. DNS
D. NDS
E. NIS
Answer: ACE

QUESTION 8
Which three documents must be completed in the pre-sales cycle before scheduling professional
services resources for a customer installation? (Choose three.)
A. Pre-Qualification Questionnaire
B. Site Implementation Guide
C. Systems Assurance Document
D. Pre-Engagement Checklist
E. Change Control Approval Form
Answer: ACD

QUESTION 9
A customer would like to implement network load balancing from a Hitachi NAS Platform node to
a single Ethernet switch. Which network technology is required?
A. Hot Standby Router (HSRP)
B. Link Aggregation (LAG)
C. Link Aggregation Control Protocol (LACP)
D. MPIOX
Answer: B

QUESTION 10
A customer would like to manage quotas at the directory level on a Hitachi NAS Platform. What
would you recommend to the customer?
A. Virtual Directories
B. Virtual Volumes
C. Quota Tree
D. Sparse Directories
Answer: B

QUESTION 11
Your customer is interested in using thin provisioning at the file system level and wants to know
how the auto-expansion function works on the Hitachi NAS Platform. Which two statements are
true? (Choose two.)
A. A storage pool will automatically expand reaching the high watermark.
B. A thin file system will allocate space as needed until the maximum size is reached.
C. A thin file system will automatically expand to 10% beyond the high watermark.
D. A thin file system can be created with a larger maximum size than the storage pool size.
Answer: BD

QUESTION 12
When de-migrating files with Data Migrator from Tier 2 back to Tier 1 and there is insufficient
space available for the de-migration path, what happens to the de-migration instance?
A. Data Migrator will look for an alternate location with available space.
B. Data Migrator will fail the reverse migration instance.
C. Data Migrator will automatically map to another file system.
D. Data Migrator will automatically delete data in place of the stub.
Answer: B

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