Online Access Free HAT-420 Exam Questions

What needs to be replaced in case of a local memory DIMM failure on a Hitachi Unified Storage
controller?

• A.the controller
• B.the controller, the local memory DIMM and the cache DIMMs
• C.the controller and the local memory DIMM
• D.the local memory DIMM

A customer uses TrueCopy and ShadowImage with Hitachi AMS2000 modular arrays. They are
interested in upgrading those systems to Hitachi Unified Storage (HUS). Which two benefits will the
customer have with HUS systems in this environment? (Choose two.)

• A.TrueCopy and ShadowImage will no longer require a DM-LU.
• B.The granularity of differential data being copied to the replication target has improved.
• C.The size of the DM-LU used for ShadowImage and TrueCopy will be reduced by about 50%.
• D.TrueCopy and ShadowImage will require less cache in the systems.

A customer using a Hitachi Unified Storage system wants to protect their data LUNs from being
accidentally unmapped. Which feature should be used?

• A.Mapping Guard
• B.Data Retention Utility
• C.Host Group Security
• D.LUN Security

A customer wants to start using ShadowImage on several of their existing Hitachi Unified Storage
systems. They would like a solution to centrally configure their Point-in-Time copies. Which product would
you recommend?

• A.Hitachi Dynamic Replicator
• B.Hitachi Replication Manager
• C.Hitachi Universal Replicator
• D.Business Continuity Manager

Which three tasks can be performed using the Web tool of a Hitachi Unified Storage system? (Choose
three.)

• A.collection of a simple trace
• B.setting up SNMP error reporting
• C.identification of failed parts
• D.offline firmware installation
• E.configuration of additional cache memory