Free Hitachi HAT-420 Exam Dumps Questions & Answers

A customer is planning to deploy the Hitachi Command Suite (HCS) in an existing production environment
that includes several Hitachi Unified Storage (HUS) systems with the File Module option. Which two
advantages does HCS have over Storage Navigator Modular 2? (Choose two.)

• A.ability to upgrade microcode non-disruptively
• B.agent-less discovery of hosts
• C.cross-platform management for both file and block
• D.ability to manage multiple HUS systems

What does the root account on a Hitachi Unified Storage system support by default?

• A.Account and Storage management - view and modify
• B.Security management - view and modify
• C.Account management - view and modify
• D.Storage management - view and modify

What are two effects of persistent binding? (Choose two.)

• A.Persistent binding guarantees that target assignments are preserved between reboots.
• B.Persistent binding guarantees Command Device security.
• C.Persistent binding can speed up path failover.
• D.Persistent binding can speed up the server boot process.

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

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

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

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