Free Hitachi HH0-350 Exam Dumps Questions & Answers

You are designing a solution for a customer who has the following requirements for their NAS environment:
Synchronous replication for all their filesystems
Automated failover
Stretched cluster at a distance of 50 km
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Which solution should you recommend?

• A.  Object Replication
• B.  SyncDR
• C.  Hitachi Universal Replicator
• D.  File Replication

You are designing a solution for a Hitachi NAS Platform 4000 that will be used in a VMware vSphere environment.The customer would like to use tiering to improve performance.
What are three design best practices for Hitachi Tiered File Systems in this environment? (Choose three.)

• A.  SSD should be used in tier 0 to achieve the largest performance improvements.
• B.  Use five percent of the total file system size to estimate the metadata requirements.
• C.  RAID6 should be configured for HDT.
• D.  When using SAS drives in tier 0, RAID 1+0 should be used.
• E.  Use the "fs-analyze-data-usage" command to simulate Tiered File System metadata requirements.

A customer is using CVL on their Hitachi NAS platform.
When a migrated file is accessed, how does a tier of storage serve a file to a client?

• A.  Only the portion of the file requested by the client is recalled from the primary tier of storage
• B.  The file requested by the client is read directly from the second tier of storage.
• C.  The file requested by the client is recalled from the snapshot area of the file system.
• D.  The entire file requested by the client is recalled to the primary tier of storage.

A customer recently purchased a Hitachi NAS Platform 4000 and a Hitachi HUS 130 for back-end storage. They are concerned about back-end performance.
What are two best practices? (Choose two.)

• A.  Do not share storage ports with another other host.
• B.  Do not exceed 8 SAS 7.2K LUNS per FC port.
• C.  Do not use FC Loop mode.
• D.  Do notmixSAS 10K and SAS 7.2K in the same untiered storage pool.

Which two statements describe file system checkpoints? (Choose two.)

• A.  When restoring a file system using a checkpoint, snapshots taken after that checkpoint are lost
• B.  The default number of checkpoints for a WFS-1 file system is 128.
• C.  To restore a file system to a previous checkpoint, use the "fs-checkpoint-select" command.
• D.  The maximum number of checkpoints for a WFS-2 file system is 2048.