Hitachi Hitachi Certifications HQT-6740 Questions & Answers

• Question 51:

  The manager of a large distributed SAN wants to share the workload of daily administrative tasks between different storage administrators. Which two elements in Hitachi Device Manager can be used to define the view of the storage components? (Choose two.)

  A. host group

  B. resource group

  C. user permissions

  D. access control lists

  Correct Answer: BC

• Question 52:

  You are a system administrator responsible for an installation of Hitachi Dynamic Provisioning (HDP) and want to receive threshold messages indicating that a user requires more space. Which Hitachi Device Manager CLI command do you use?

  A. ListPool

  B. ShowPool

  C. GetAlerts

  D. DPGetVols

  Correct Answer: C

• Question 53:

  You plan to disable automatic tier relocation of certain HDT volumes in Hitachi Dynamic Tiering. What are two valid reasons for doing this? (Choose two.)

  A. To ensure prioritization of a volume whose I/O activity is constant.

  B. To ensure prioritization of a volume whose size is growing exponentially.

  C. To ensure prioritization of a volume whose I/O activity varies greatly.

  D. To ensure prioritization of a critical volume whose I/O workload is low.

  Correct Answer: CD

• Question 54:

  Which three storage operations are performed with Hitachi Device Manager? (Choose three.)

  A. allocate volumes

  B. unallocate volumes

  C. compress volumes

  D. dedupe volumes

  E. create volume

  Correct Answer: ABE

• Question 55:

  A customer is planning to purchase Hitachi modular systems to be virtualized behind their VSPs in an environment with Linux, Windows and VMWare servers. Which two benefits will the Hitachi Command Suite offer to this customer? (Choose two.)

  A. a specific set of management programs for each Hitachi storage system type

  B. a unified management framework across all Hitachi storage platforms

  C. interoperability software modules converting unstructured data to structured data

  D. management of file, block and content data under a common set of tools

  Correct Answer: BD

• Question 56:

  You want to configure hosts connected to a VSP using the Host Scan feature of Hitachi Device Manager. Which action must be performed?

  A. Ensure all hosts are related to a host group.

  B. Ensure all hosts are related to the same host group.

  C. Set the storage WWN for LUN security.

  D. Set the host WWN for LUN security.

  Correct Answer: A

• Question 57:

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

  A. 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.

  B. 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.

  C. The VSP will always use its cache for every operation.

  D. The VSP will always use the cache in the remote storage system for every operation.

  Correct Answer: A

• Question 58:

  Using Hitachi Device Manager, and after launching the Element Manager, you want to specify a logical device (LDEV) as a Command Device on a VSP storage system. Which two conditions must the LDEV satisfy? (Choose two.)

  A. The LDEV must be at least 128 MB in size.

  B. The logical device must not be reserved for ShadowImage in-system replication.

  C. The emulation type must be OPEN-V.

  D. The logical device must not be on a RAID1 parity group.

  Correct Answer: BC

• Question 59:

  A user reports that a host is unable to see the LUNs added with Hitachi Device Manager (HDvM). When troubleshooting, which two actions should you perform? (Choose two.)

  A. Restart the HDvM services.

  B. Verify the paths between the host and the storage system.

  C. Verify the Alerts in HDvM.

  D. Set "server.base.initialsynchro=true" in the HDvM server.properties file.

  Correct Answer: BC

• Question 60:

  You are using the Allocate Storage wizard in Hitachi Device Manager and you want to identify the storage. Which two specification options are available? (Choose two.)

  A. volume type

  B. volume label

  C. volume free space

  D. volume location

  Correct Answer: AD