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Huawei H13-723_V2.0 Exam Syllabus Topics:

Huawei HCIP-Big Data Developer V2.0 Sample Questions:

Question 1

Fusioninsight HDmedium, applicablestreamingSubmit by command lineexample.jarmiddle om.huawei.example.wordcounttask, task name iswcTest, is the following execution command correct?

A. Storm.jar example.jar wcTest om.huawei..example.wordcount
B. Storm.jar example.jar wcTest wordcount
C. Storm.jar example.jar om.huawei..example.wordcount wcTest
D. Storm.jar example.jar wordcount wcTest

Question 2

FusionInsight HDmiddle,OozieBefore submitting the job, you need to upload the configuration files andjarpackage toHDFS

A. False
B. True

Question 3

Which of the following causesHDFSofNameNodeEntersafemode(safe read-only mode)?
(multiple choice)

A. The number of missing blocks on the port exceeds the threshold.
B. The corrupted copy exceeds the threshold.
C. The missing copies of the port exceed the threshold.
D. Active and standbyNameNodeThe disk space where the metadata is located is insufficient.

Question 4

HDFSclient withNWhen a copy writes a file, which of the following is true about the writing process?
(multiple choice)

A. Support multiple users to write to the same file at the same time.
B. The first copy of the data block is placed preferentially on the node where the client writing the data block is located.
C. Copied file blocks all exist on the same rack by default.
D. eachDataNodemaximum storage1copy.

Question 5

Hadoopenabled in the platformYARNWhich parameter needs to be configured for the log aggregation function of the component?

A. yarn.acl.enable
B. yarn.nodemanager.log-dirs
C. yarn.nodemanager.local-dirs
D. yarn.log-aggregation-enable

Solutions: