Free Hitachi HAT-680 Exam Dumps Questions & Answers

What are two ways of removing a volume path in Hitachi Device Manager? (Choose two.)

• A.from the Parity Group view
• B.from the Host view
• C.from the Open-Allocated View
• D.from the Logical Group view

You are working within a Hitachi Device Manager environment. What are three benefits of implementing Hitachi Dynamic Provisioning (HDP)? (Choose three.)

• A.HDP volumes can be dynamically expanded.
• B.User data is automatically mirrored to secondary storage.
• C.User capacity can be allocated before storage is purchased.
• D.Data written across multiple disks optimizes performance.
• E.HDP volumes can be dynamically shrunk.

You want to log in to Hitachi Device Manager (HDvM), but an Internal Server Error is displayed in the Web Client. You can ping the HDvM server, but no other operations can be performed. When troubleshooting, which two settings should you verify? (Choose two.)

• A.That the firewall is open for port 23015.
• B.That Common Component services are running.
• C.That the memory heap size is sufficient.
• D.That the HDvM's licensed capacity is sufficient.

A customer has identified a performance bottleneck with Online Transaction Processing (OLTP) production host LUNs. The performance improvement plan includes a change to the Hitachi Dynamic Link Manager load balancing algorithm which is currently set to Round Robin. Which setting should the customer use?

• A.Extended Least block
• B.Least I/O
• C.Least block
• D.Extended Round Robin

A storage administrator needs to allocate storage to a host using Hitachi Device Manager. In the GUI, which two locations would they navigate to when allocating the storage? (Choose two.)

• A.Admin Groups view
• B.Parity Groups view
• C.Mobility Groups view
• D.Logical Groups view