HAT-050問題集、Hitachi実際の試験問題

質問 1

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

A. an ultrasound video file

B. a file services structure of active data

C. a lab report in pdf format

D. an MRI Image file

E. a mirror copy of a data volume

正解: A,C,D

質問 2

Which two physical cable types does Ethernet use for transmitting data? (Choose two.)

A. fiber optic

B. firewire

C. 3-Phase

D. twisted pair

正解: A,D

質問 3

What are two advantages of fiber optic cable when compared to twisted pair cable? (Choose two.)

A. It carries data over longer distances.

B. It can be bent into tight curves.

C. It provides greater bandwidth.

D. It cost less.

正解: A,C

質問 4

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. Add a NAS option to the storage and deliver data using file services.

B. Attach all servers and storage to redundant SAN fabrics.

C. Attach all servers directly to their storage.

D. Implement a DAS RAID 5 solution for the database servers.

正解: B

質問 5

Which term defines the shape of a network or the arrangement of devices on a network?

A. topology

B. protocol

C. interface

D. zone

正解: A

質問 6

What are two characteristics of array-based asynchronous remote replication? (Choose two.)

A. It does not ensure data consistency.

B. It can be implemented over a WAN.

C. It supports server performance under load.

D. It is installed and run on a server.

正解: B,C

質問 7

What are two benefits of asynchronous replication? (Choose two.)

A. It manages bandwidth fluctuations.

B. It guarantees zero RPO.

C. It replicates across any distance.

D. It allows faster recovery than synchronous replication.

正解: A,C

質問 8

A customer wants to replicate their database for the accounting and finance departments. What is a benefit of accomplishing this with a clone replication technology?

A. It creates an exact copy of the database.

B. It identifies index corruption on the database.

C. It provides continuous data protection.

D. It uses less storage than a snapshot copy.

正解: A

質問 9

What are three examples of unstructured content data? (Choose three.)

A. electronic assets such as presentations, e-mails and design documents

B. databases such as Oracle and SAP

C. digital media such as music and video files

D. internal data structures such as logical volumes and pools

E. medical images such as MRI scans and x-rays

正解: A,C,E

質問 10

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

A. double-disk failure least affects RAID 6.

B. RAID 5 has an additional parity disk.

C. double-disk failure least affects RAID 5.

D. RAID 6 has an additional parity disk.

正解: A,D

Hitachi Data Systems Qualified Associate - Storage Concepts - HAT-050 模擬練習