Hitachi HH0-210 Online Practice Questions and Exam Preparation

Hitachi HH0-210 Online Questions & Answers

• Question 81:

  A VSP receives a pinned track error with a "write error" description on the SVP. How would you resolve the problem?

  A. Replace the SVP.
  B. Replace the PDEV.
  C. Replace the DKA.
  D. Restore the customer data.
  B. Replace the PDEV.

• Question 82:

  Your customer wants to connect multiple servers with different operating systems to the same port on a VSP. What is the first step when configuring the port?

  A. Map a LUN.
  B. Register a WWPN.
  C. Enable Port Security.
  D. Create a Host Group.
  C. Enable Port Security.

• Question 83:

  Which CLI command can be used to add an LDEV on a VSP?

  A. ldev create device
  B. raidcom add ldev
  C. comraid add device
  D. raidcom initialize ldev
  B. raidcom add ldev

• Question 84:

  During the installation of a VSP, a Hitachi Unified Storage (HUS) system and a third-party array are connected as external storage. Discovering LUNs on the HUS is successful, however the attempt to discover LUNs on the third-party array fails.

  What are two reasons for this to happen? (Choose two.)

  A. The Universal Volume Manager Multipath Option has not been set.
  B. Third-party arrays are not supported by Universal Volume Manager.
  C. Port security is preventing access to the LUNs on the third-party array.
  D. The VSP microcode does not support this particular third-party array.
  C. Port security is preventing access to the LUNs on the third-party array.
  D. The VSP microcode does not support this particular third-party array.

• Question 85:

  Your VSP customer is using Hitachi Device Manager and Tuning Manager software.

  Which tab in the Hitachi Command Suite main view can be used for viewing VSP system performance data?

  A. Metrics
  B. Monitor
  C. Analytics
  D. Performance
  C. Analytics

• Question 86:

  What are two prerequisites for virtualizing volumes on a VSP? (Choose two.)

  A. Shared memory must be reserved for external storage operations.
  B. The external storage system must be connected to one or more external ports of the VSP.
  C. A CLPR must be created for the external storage.
  D. The Universal Volume Manager license must be installed in the VSP.
  B. The external storage system must be connected to one or more external ports of the VSP.
  D. The Universal Volume Manager license must be installed in the VSP.

• Question 87:

  A customer wants to suppress page migration for a certain Hitachi Dynamic Tiering volume on a VSP. How can this be done?

  A. by setting Multi-Tier Pool to Disable
  B. by setting Tier Management to Auto
  C. by setting Tier Relocation to Disable
  D. by setting the Cycle Time to 24 hours
  C. by setting Tier Relocation to Disable

• Question 88:

  What can the "raidcom" command on the VSP be used for?

  A. storage provisioning
  B. preparing parts replacement
  C. collecting performance data
  D. setting up HiTrack communication
  A. storage provisioning

• Question 89:

  A VSP customer wants the pages of a Hitachi Dynamic Tiering volume to be located in certain tiers. Which volume attribute should be used?

  A. Cache Mode
  B. Inflow Control
  C. Tiering Policy
  D. Cache Partition
  C. Tiering Policy

• Question 90:

  You have set Extended Round Robin in Hitachi Dynamic Link Manager (HDLM) running on a server with intensive sequential I/O profile. Which two benefits result from implementing this algorithm? (Choose two.)

  A. tracks preloaded to cache
  B. blocks held permanent in Read Cache
  C. no tracks preloading on the system
  D. efficient cache usage on the storage system
  A. tracks preloaded to cache
  D. efficient cache usage on the storage system