Hitachi HH0-220 Online Practice Questions and Exam Preparation

Hitachi HH0-220 Online Questions & Answers

• Question 81:

  A customer wants to migrate data between two Hitachi Unified Storage systems using TrueCopy. What are two requirements? (Choose two.)

  A. The DM-LU must be greater than 10GB.
  B. There must be FC connectivity between the arrays.
  C. The P-Vol and S-Vol size must be equal.
  D. A Command Device must be created.
  A. The DM-LU must be greater than 10GB.
  C. The P-Vol and S-Vol size must be equal.

• Question 82:

  What are two ways to register a new Hitachi Unified Storage system with Storage Navigator Modular 2? (Choose two.)

  A. SNM2 can scan a range of IP addresses.
  B. SNM2 can import a .CSV file containing IP addresses.
  C. The controller IP addresses can be entered into SNM2.
  D. SNM2 automatically detects connected arrays using UDP broadcasts.
  A. SNM2 can scan a range of IP addresses.
  C. The controller IP addresses can be entered into SNM2.

• Question 83:

  When implementing host access security for a LUN in a Hitachi Unified Storage system, to what is the host WWN applied?

  A. Host Group
  B. Storage Group
  C. Domain Group
  D. Link Group
  A. Host Group

• Question 84:

  You have just installed Hitachi Dynamic Link Manager on a Solaris server. What is the purpose of issuing the "dlnkmgr view -sys" command?

  A. It displays the configuration.
  B. It displays the primary path.
  C. It displays the alternate path.
  D. It configures the alternate path.
  A. It displays the configuration.

• Question 85:

  A customer wants to migrate Hitachi AMS2300 data to a newly acquired Hitachi Unified Storage (HUS) system. Which statement about the migration is correct?

  A. Modular Volume Migration can be used.
  B. TrueCopy or TrueCopy Extended Distance can be used.
  C. The Data Migration license key is required on both sides.
  D. The Data Migration license key is only required on the HUS.
  B. TrueCopy or TrueCopy Extended Distance can be used.

• Question 86:

  Yesterday you allocated five new LUNs for a Solaris 9 host. Today the Solaris administrator is concerned about corrupt data because the host system log has several entries referencing the new LUNs with the following message: "Corrupt label; wrong magic number". What do you tell the Solaris administrator?

  A. That they need to configure Device Mapper for the newly allocated LUNs.
  B. That they should shut down the server right away and that you will allocate five new LUNs.
  C. That the message is normal for new LUN allocations and that they just need to label the new partitions.
  D. That the Master Boot Record (MBR) on one of the disks has become corrupt and that rebooting the host should fix the issue.
  C. That the message is normal for new LUN allocations and that they just need to label the new partitions.

• Question 87:

  What is the purpose of the System Assurance documentation?

  A. to ensure accurate and complete record of pre-installation data
  B. to guarantee that Hitachi Data Systems equipment is insured during transportation
  C. to inform a channel partner that equipment is available for shipment
  D. to validate configuration changes for customers with a premium service contract
  A. to ensure accurate and complete record of pre-installation data

• Question 88:

  What are two advantages of the Memory Management Layer (MML) in Hitachi Unified Storage systems? (Choose two.)

  A. Metada for MML-supported functions is copied to cache only when needed for processing.
  B. LU quick and normal format speeds are increased.
  C. The DM-LU size is automatically adjusted depending upon the number of copy pairs.
  D. Copy-on-Write Snapshot and TrueCopy Extended Distance no longer require a data pool for differential data.
  A. Metada for MML-supported functions is copied to cache only when needed for processing.
  D. Copy-on-Write Snapshot and TrueCopy Extended Distance no longer require a data pool for differential data.

• Question 89:

  What are two characteristics of the active/active architecture on the Hitachi Unified Storage (HUS) systems? (Choose two.)

  A. Multiple ports from the same controller are required to support the active/active feature.
  B. Firmware upgrades are non-disruptive even with one path from a host.
  C. Controller workload balancing is managed by the HUS system.
  D. HDLM needs to be used to benefit from the active/active feature.
  B. Firmware upgrades are non-disruptive even with one path from a host.
  C. Controller workload balancing is managed by the HUS system.

• Question 90:

  What are two characteristics of the Modular Volume Migration feature? (Choose two.)

  A. It requires Copy-on-Write to be enabled on the array.
  B. It can be managed by RAID Manager/CCI.
  C. It formats the source LU when migration is complete.
  D. It can be managed by Storage Navigator Modular 2 GUI.
  B. It can be managed by RAID Manager/CCI.
  D. It can be managed by Storage Navigator Modular 2 GUI.