Hitachi Hitachi Certifications HH0-450 Questions & Answers

• Question 81:

  A company that provides on-demand movies for Internet users would like to use a 2-node Hitachi NAS Platform to store and play movies. They want redundancy for their two network switches. They have 60 internal servers that will access the nodes. They would like to aggregate interfaces to achieve 5 Gb/s per node. Finally, they will need to access multiple subnets over a single interface. Which three network technologies should be enabled to meet these needs? (Choose three.)

  A. Link Aggregation Control protocol (LACP)

  B. half duplex

  C. LAG

  D. WebDAV

  E. 802.1Q

  Correct Answer: ACE

• Question 82:

  A customer with a Hitachi NAS Platform connected to a production Hitachi USP V requires a Recovery Point Objective (RPO) of 20 minutes or less for their replicated data. Each of their four file systems has a minimum of 20 TB of data and 50 million files. Each file system has a heavy change rate. Which three replication products meet the customer's RPO? (Choose three.)

  A. Hitachi Universal Replicator

  B. TrueCopy

  C. Intelligent Data Replication

  D. Incremental Block Replication

  E. ShadowImage

  Correct Answer: ABE

• Question 83:

  A customer is planning to deploy JetMirror on their existing Hitachi NAS Platform. They want to replicate only two of many directories on a WFS-1 file system. Which statement is correct for this implementation?

  A. Replication must be setup using the GUI.

  B. Replication is possible at block level only.

  C. Replication is not possible for this type of file system.

  D. Replication is possible on storage pool level only.

  Correct Answer: C

• Question 84:

  A customer has implemented XVL with their Hitachi NAS platform and they are using their re- purposed NetApp Filers as XVL targets. The customer wants to assure that their NDMP backups do not include the migrated files. What should you do to assure that the migrated files are not included in the backup?

  A. Add the environment variable NDMP_BLUEARC_INCLUDE_MIGRATED -y.

  B. Add the environment variable NDMP_BLUEARC_EXCLUDE_MIGRATED -y.

  C. Add the environment variable NDMP_BLUEARC_REMIGRATE -y.

  D. Add the environment variable NDMP_BLUEARC_INCLUDE_ONLY_MIGRATED -y.

  Correct Answer: B

• Question 85:

  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.

  Correct Answer: BD

• Question 86:

  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.

  Correct Answer: B

• Question 87:

  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

  Correct Answer: A

• Question 88:

  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

  Correct Answer: ACE

• Question 89:

  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

  Correct Answer: ACD

• Question 90:

  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

  Correct Answer: B