Hitachi
Code: HAT-680
Exam Name: Hitachi Data Systems
Certified Professional - Storage administration
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Question: 1
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How does a storage administrator obtain the Hitachi
Device Manager (HDvM) CLI software?
A. Install it from the Hitachi Command Suite DVD.
B. Install the RAID Manager/CCI software.
C. Download it from the HDvM server.
D. Download the HDvM CLI license.
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Answer: C
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Question: 2
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Which two statements regarding the Hitachi Dynamic Link
Manager Least I/O and Least Block algorithms are true? (Choose two.)
A. The Least I/O and Least Block algorithms redirect the
I/Os to a single path determined by the algorithms.
B. The Least I/O and Least Block algorithms redirect the
I/Os to a pair of paths determined by the algorithms.
C. The Extended Least I/O and Extended Least Block
algorithms distribute sequential I/Os to a set of paths and random I/Os to
another set ofpaths.
D. The Extended Least I/O and Extended Least Block
algorithms distribute I/Os to paths depending on whether the I/O involves
sequential orrandom access.
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Answer: A,D
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Question: 3
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Which two operations would be performed on a VSP using
the Element Manager feature of Hitachi Device Manager? (Choose two.)
A. Change the ports settings of a storage system.
B. Define tiering policies for Hitachi Tiered Storage
Manager.
C. Access external storage management functions.
D. Launch the maintenance procedure for Customer
Replaceable Parts.
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Answer: A,C
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Question: 4
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A customer has concerns about high availability and
single-point failure for their VSP environment and they are planning to
implement a multi-pathing software. Which two Hitachi Dynamic Link Manager
(HDLM) features will assist this customer? (Choose two.)
A. HDLM automatically redirects I/O operations to
alternate paths if a failure occurs.
B. The HDLM server monitors the client hosts'
multi-pathing agents and redirects I/Os to an available path if a path failure
occurs.
C. HDLM collects path error information and preventively
sets a path offline if the error threshold is exceeded.
D. When a failed path becomes available,HDLM places the
recovered path back online.
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Answer: A,D
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Question: 5
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Which feature allows the naming of LDEVs using Hitachi
Device Manager CLI?
A. LDEV Naming
B. LDEV Labeling
C. LDEV Tagging
D. LDEV Editing
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Answer: B
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Question: 6
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You want to monitor the storage capacity used by an
application. Which feature of Hitachi Device Manager would you use to achieve
this?
A. device groups
B. host groups
C. logical groups
D. application groups
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Answer: C
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Question: 7
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On a server with intensive sequential I/O profile, you
have set Extended Round Robin within Hitachi Dynamic Link Manager. Which two
benefits result from implementing this algorithm? (Choose two.)
A. tracks preloaded to cache
B. blocks held permanent in Read Cache
C. no tracks preloading on the system
D. efficient cache usage on the storage system
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Answer: A,D
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Question: 8
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You want to restart the Hitachi Command Suite (HCS)
services running on a Windows server. Which tool would you use?
A. Windows Services panel
B. HCS GUI
C. CLI command "hcmdssrv"
D. Windows Task Manager
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Answer: C
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Question: 9
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A storage manager needs to add a new server to the
Hitachi Device Manager (HDvM) database. As an alternative to running a host
scan, which two actions are available to discover and identify the new server?
(Choose two.)
A. Use the Host Data Collector.
B. Install HDvM Agent on the host.
C. Execute the AddNewHost CLI command.
D. Run the Import Hosts utility.
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Answer: A,B
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Question: 10
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You use Hitachi Device Manager to provision storage.
During the provisioning process, what information must you provide? (Choose
two.)
A. the name of the host being provisioned from the
storage system
B. the WWN of the FC port of the storage system connected
to the host's HBA
C. the FC port name of the storage system connected to
the host's HBA
D. the FC path priority settings
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Answer: A,C
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