Free Access Huawei.H13-711_V3.0-ENU.v2022-10-26.q316 Practice Test (Page 63)

Question 306

Which of the following statements about CarbonData in Fusioninsight is correct?

A.The purpose of using carbon is to provide ultra-fast responses to ad-hoc queries on big data.

B.cArbon is also a high-performance analytics engine that integrates data sources with spark.

C.arbon is a new Apache Hadoop native file format that uses advanced columnar storage, indexing, compression, and encoding techniques to improve computational efficiency to help accelerate data queries over petabytes of magnitude, and can be used for faster interactive queries.

D.cArbon uses a combination of lightweight compression and heavyweight compression to compress data, which can reduce data storage space by 60%-80% and greatly save hardware storage costs.

Question 307

In Hadoop, if yarn.scheduler.capacity.root.Queue A.
minimum-user-limit-percenti is set to 50, which of the following statements is wrong?

A.A user-submitted task can use 100% of QueueA's resources

B.Each user in QueueA can only get up to 50% of the resources

C.QueueA must ensure that each user gets at least 50% of the resources

D.If there are already 2 user tasks running in QueueA, then the task submitted by the third user needs to wait for the release of resources

Question 308

When the scale of the Hadoop cluster is large, the distribution of data will be very critical. Users need to decide whether the cluster is to be expanded and whether the data needs to be balanced according to the data distribution. Which of the following statements about Fusioninsight resource distribution monitoring are correct? (Multiple choice)

A.Through the DashBoard interface, you can view the distribution of host resources. For example, a list of hosts with a memory occupancy rate of 50-75%, and link redirection is provided

B.Help users quickly find the node with the highest resource consumption and adopt appropriate measures

C.Through the resource distribution viewing interface of each service homepage, you can view the distribution of key resources

D.Can help users quickly gather on the most critical resource consumption

Question 309

Which of the following options cannot be achieved through big data technology?

Question 310

Which of the following options belong to Fusioninsight data security?

A.Operating system security hardening

B.User authority authentication management

C.Component data encryption

D.data integrity check

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Question 306

Question 307

Question 308

Question 309

Question 310

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