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HH0-380 – HITACHI DATA SYSTEMS STORAGE MANAGER - STORAGE MANAGEMENT EXAM

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Showing 4–6 of 10 questions

Question 4

Before starting provisioning operations in Hitachi Device Manager, what are three requirements? (Choose three)

Select all that apply, then click Submit answer.

  • ○

    The host must be physically connected to the SAN.
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    The port on the storage system must be configured.
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    Any world-wide node name (WWNN) must be configured for the host.
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    The host must appear in the host view.
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    The switch must be added to Device Manager.
Question 5

A VSP customer wants to optimize their multi-pathing environment and improve I/O performance. Which two Hitachi Dynamic Link Manager (HDLM) features will assist this customer? (Choose two.)

Select all that apply, then click Submit answer.

  • ○

    HDLM spreads I/O workloads across available paths to ensure that no single path becomes overworked or under-utilized.
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    The HDLM server monitors the client hosts' multi-pathing agents and redistributes I/Os so no single path becomes overworked or under-utilized.
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    HDLM provides multiple load-balancing algorithms to balance I/Os across available paths.
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    HDLM analyzes I/O profiles and determines the most appropriate buffering policy.
Question 6

You are configuring external storage with Hitachi Device Manager on a VSP. What happens when you set the Cache Mode parameter to Enable?

Select an option, then click Submit answer.

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    After receiving the data into its cache memory, the VSP signals the host that an I/O operation has completed and then asynchronously
    destages the data to the external storage system.
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    After receiving the data into its cache memory, the VSP signals the host that an I/O operation has completed only after it has synchronously
    written the data to the external storage system.
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    The VSP will always use its cache for every operation.
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    The VSP will always use the cache in the remote storage system for every operation.