最新的HCNA-Cloud-BCCP認證 H13-511-ENU考試題庫

問題1

What is service model of cloud computing for the basic resources such as rental processing capacity, storage space, and network capacity?

A. Software as a Service (SaaS)

B. Platform as a Service (PaaS)

C. Infrastructure as a Service (IaaS)

D. Data as a Service (DaaS)

正確答案: C

問題2

How to troubleshooting whether there is impact performance of failure hard disk in storage system (slow)?

A. under CLI check RAID LUN state, whether if it is abnormal

B. on host side check LUN IO state under multipath

C. in storage debug mode, through the command of iostat x d 1 to check IO of storage system, the average service time of some disk (svctm) over a period of time is obviously more than other disk, %util is close to
100%, and other disk are free, can judge the hard disk performance

D. check the link state in host side and ISM storage interface

正確答案: C

問題3

If the InfoLink license is not activated in an OceanStor 9000 storage system, the system cannot balance loads coming from clients.

A. TRUE

B. FALSE

正確答案: B

問題4

Which of the following statements about reading and writing an N8500 clustered NAS file system mirror and the best practices are correct? (Select 3 answers)

A. Mirrored-stripe is suitable for scenarios that require high reliability. The performance of Mirrored-stripe is the same as that ofMirror.

B. Equivalent to RAID 01, Mirrored-stripe is to perform file system mirroring based on striping, A mirror provides data redundancy, and data is distributed across multiple disks.

C. Regarding the use of Mirror, it is recommended that the space of the source file system be provided by one storage array and that of the mirrored file system be provided by another. Mirror is recommended for scenarios that require high reliability.

D. Mirror is equivalent to RAID 1, Data that needs to be written to a file system is simultaneously written to two mirrors and data is read from the two mirrors based on a round-robin policy (I/Os are evenly distributed to paths in a round-robinmanner).

正確答案: B,C,D

問題5

At the core of performance in storage system, which of the following indicators are: (Select two Answers)

A. IOPS

B. the response time

C. volatility

D. bandwidth

正確答案: A,D

問題6

Remote copy link between array according to transport protocol is divided into which several? (Select three Answers)

A. cross link

B. parallel link

C. iSCSI link

D. FC link

正確答案: C,D

問題7

Based on Protocol division of VLAN, as long as the network protocol of access the client is the same.

A. False

B. True

正確答案: B

問題8

Multipath operation process is abnormal in Windows platform, which log files is suggested to main analysis?

A. UPLOG.txt

B. UPLOG_x.txt

C. cfg file

D. InstallationLog.txt file

正確答案: B

問題9

For AA model storage controller, STMS in solaris OS can realize Failback function.

A. False

B. True

正確答案: A

問題10

Cloud computing is defined as a model, not just as a technology. This model can be either a business model or a service model.

A. False

B. True

正確答案: B

問題11

Which of the following problem is not what a traditional data processing systems face?

A. high storage costs

B. single data source

C. network bandwidth is insufficient

D. under large data volume, lack of data-processing performance

正確答案: C

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