HAT-420 Exam Questions

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

Which two features make use of the Memory Management Layer in a Hitachi Unified Storage system? (Choose two.)

A customer wants to configure a specific 5GB LUN for the fastest possible response time on a Hitachi Unified Storage system. Which feature should be used?

Your Hitachi Unified Storage (HUS) customer uses the latest release of Hitachi Command Suite (HCS) products, Device Manager and Tuning Manager. Which tab in the HCS main view is av...

A customer plans to start using Cache Partition Manager (CPM) on a Hitachi Unified Storage system. Which two statements regarding the installation and configuration of this Program...

A customer wants to migrate Hitachi AMS2100 data to a newly acquired Hitachi Unified Storage (HUS) system. Which statement about the migration is correct?

A user with Storage Administration View and Management rights has logged in to a Hitachi Unified Storage system. What happens if a second user with Storage Administration View and...

Which two apply when replacing a disk on a Hitachi Unified Storage (HUS) system? (Choose two.)

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 wi...

Which module is unique to the Hitachi Unified Storage (HUS) model 150?

A customer has installed a Hitachi Unified Storage (HUS) system with only port 0A connected to a Linux server. There is a video streaming application running on the server. You hav...

Which three operations are allowed after enabling security on a Hitachi Unified Storage system Fibre Channel (FC) port? (Choose three.)

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

You are installing the latest release of Hitachi Device Manager and Tuning Manager on different servers to support your Hitachi Unified Storage (HUS) environment. Which two stateme...

Which two statements accurately describe the Program Product functions available on Hitachi Unified Storage (HUS) systems? (Choose two.)

A manufacturing company wants to centrally manage all their multipath software using Hitachi Global Link Manager (HGLM). Which two types of multipath software are supported? (Choos...

Which three actions should be performed when replacing parts on a Hitachi Unified Storage system? (Choose three.)

You have just allocated 10 LUNs on a Hitachi Unified Storage system to a HP-UX 11.i host. You now need to verify that the host can see the new storage. Which utility should you run...

Which two alerts does Hitachi Dynamic Provisioning issue when DP-Pool capacity usage thresholds are exceeded on a Hitachi Unified Storage system? (Choose two.)

What is the correct procedure to replace a suspected SAS interface cable connected to the last drive box (DBL) of a Hitachi Unified Storage system?

Hitachi Dynamic Link Manager is being used with a Hitachi Unified Storage system in a multi-path environment with intense sequential I/Os. What are two recommended load-balancing a...

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

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 referenc...

Which two self-service resources would you use if you require installation assistance? (Choose two.)

Which two Hitachi Dynamic Link Manager documents provide detailed information of supported Fibre Channel HBA drivers? (Choose two.)

While installing a new Hitachi Unified Storage (HUS) system, your customer wants to manage the array using a fixed Public IP address. How can this be accomplished?

Which two operations can be performed using Storage Navigator Modular 2 on a Hitachi Unified Storage system? (Choose two.)

You have replaced a controller on a Hitachi Unified Storage system. Which two methods should be used to confirm that the replacement completed successfully? (Choose two.)

Which pair of IP addresses is assigned to the Hitachi Unified Storage system maintenance LAN ports by default?

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

What must be installed on an AIX server prior to Hitachi Dynamic Link Manager Installation?

Which method is used by Hitachi Unified Storage (HUS) systems to protect against loss of data in cache should a total power failure occur?

What are the two bitmap locations used by the Memory Management Layer during LU format in Hitachi Unified Storage systems? (Choose two.)

On a Hitachi Unified Storage system, which statement regarding Master Cache Partitions is correct?

Why will a server in an environment using persistent binding maintain a constant view of its target IDs when rebooted?

On which level can Host Group Security be enabled on a Hitachi Unified Storage system?

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

Which performance feature is provided by the Hitachi Unified Storage systems controller architecture?

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

A customer has requested your help to find out where a Hitachi Unified Storage (HUS) system's FC port 0A connects into their SAN. How can you find this information?

A customer will be implementing a Hitachi Unified Storage File Module in a switch-less two-node cluster. What needs to be used for the cluster interconnect?

A customer has deployed TrueCopy Extended Distance on their Hitachi Unified Storage systems. They would like to be alerted when their RPO exceeds the business requirement. Which pr...

Which feature of the Hitachi Unified Storage model 150 distinguishes it from models 110 and 130?

What are two ways to restrict access to storage through a Fabric? (Choose two.)

Which two tasks can be performed online on a Hitachi Unified Storage system? (Choose two.)

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

You have to replace a Cache Backup Battery online on a Hitachi Unified Storage system. Which two statements are correct? (Choose two.)

You are connecting a Hitachi Unified Storage system to a FC SAN. Which topology setting should you select?

You are using the Change Volume Capacity function of Storage Navigator Modular 2 (SNM2) to manage a Hitachi Unified Storage (HUS) system. Hitachi Dynamic Provisioning is not used....

A customer wants to install an Emulex HBA in a Windows 2008 server for connection to a Hitachi Unified Storage system. Where would you determine the validity of this configuration?