HQT-0050 시험 - Hitachi실제시험문제와 답 - 130문항

Question No : 1

What is the purpose of load balancing in storage systems?

A.To optimize system performance
B.To improve data security
C.To reduce storage costs
D.To increase storage capacity

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Question No : 2

Which of the following is a common challenge in storage system performance optimization?

A.Data fragmentation
B.Network downtime
C.Power outages
D.Hardware compatibility issues

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Question No : 3

A customer has a large number of high performance database servers with DAS. They are concerned about isolated data and would also like to re-assign unused storage to avoid additional expenditure and to minimize unexpected loss of access to data.
Which solution satisfies the requirements?

A.Attach all servers directly to their storage.
B.Attach all servers and storage to redundant SAN fabrics.
C.Implement a DAS RAID 5 solution for the database servers.
D.Add a NAS option to the storage and deliver data using file services.

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Question No : 4

What is an archiving strategy?

A.A plan for preserving data for long-term storage and retrieval
B.A plan for creating redundant copies of data
C.A plan for compressing data to save storage space
D.None of the above

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Question No : 5

Which two characteristics of WWN zoning on a storage system are correct? (Choose two.)

A.It applies a virtual WWN to all servers on a storage port.
B.It connects a number of hosts to a storage port.
C.It controls a server's access to a storage port.
D.It permits a server to access all storage mapped to a port.

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Question No : 6

What are two advantages of duplexed write cache? (Choose two.)

A.It enables RAID disk mirroring.
B.It improves application performance.
C.It enables striping of cache data.
D.It prevents data loss if a cache module fails.

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Question No : 7

Which object is virtualized when implementing storage virtualization?

A.servers
B.networks
C.disks
D.switches

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Question No : 8

A large healthcare company wants to implement an object store in their application.
Which three are considered to be an object? (Choose three.)

A.a mirror copy of a data volume
B.an MRI Image file
C.a lab report in pdf format
D.a file services structure of active data
E.an ultrasound video file

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Question No : 9

Which three factors would be reduced by implementing virtualization strategies in a data center? (Choose three.)

A.storage utilization
B.power consumption
C.environmental impact
D.scheduled downtime
E.storage performance

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Question No : 10

What are two differences between RAID 5 and RAID 6? (Choose two.)

A.double-disk failure least affects RAID 5.
B.RAID 6 has an additional parity disk.
C.double-disk failure least affects RAID 6.
D.RAID 5 has an additional parity disk.

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Question No : 11

An online bank wants to improve their environmental credentials by reducing power consumption and heat output in their data center, but without affecting service levels.
Which three strategies would they use to meet this requirement? (Choose three.)

A.Add more data storage.
B.Consolidate existing storage.
C.Reduce data center hotspots.
D.Implement virtualization strategies.
E.Migrate customer data to off-line storage.

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Question No : 12

What is the role of storage system administrators in performance tuning and optimization?

A.Developing software applications
B.Configuring network routers
C.Monitoring system performance
D.Managing user accounts

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Question No : 13

What is controller-based virtualization?

A.A type of virtualization that is performed by a hypervisor
B.A type of virtualization that is performed by a storage controller
C.A type of virtualization that is performed by a network controller
D.None of the above

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Question No : 14

What are two advantages of implementing an Ethernet network in an office environment? (Choose two.)

A.resource sharing
B.VSAN capabilities
C.centralized management
D.MAC address zoning

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Question No : 15

Which of the following is an example of unstructured data?

A.Sales figures in a spreadsheet
B.Customer names and addresses in a database
C.Email messages
D.Social media posts

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Hitachi HQT-0050 시험