[2026] Huawei HCIP-Big Data Developer V2.0 - H13-723

문제1

FlinkThe two key elements of the program arestreamdata andtransformationoperator.

A. True

B. False

정답: A

문제2

FusionInsigt HD the user wants to passHBase shelloperation to query aHBasein the table In this scenario, it is recommended that the administrator assign a machine account to this user.

A. True

B. False

정답: B

문제3

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

A. Lost replicas exceed the threshold.

B. The corrupted replica exceeds the threshold.

C. The number of missing blocks exceeds the threshold.

D. Active and standbyNameNodeThe disk space where the metadata is located is insufficient.

정답: C,D

문제4

HDFS"Write once, read many"__________File access model. Therefore, it is recommended that a document

A. writing and closing,

B. After creating,

C. do not modify it again.

D. right or wrong

정답: B

문제5

Solris a high-performance, basedLucenefull-text search service.SolrrightLuceneexpanded, provides a ratioLuceneA richer query language and a powerful full-text search function are implemented, with a high degree of reliability.
Extensibility. At the same time fromSolr 4.0Version starts, supportsSolrCloudmodel.

A. True

B. False

정답: A

문제6

Spark StreamingAs a micro-batch stream processing engine, it converts the data of each time slice into aRDDmiddle A partition is calculated.

A. True

B. False

정답: A

문제7

existMapReduceIn the development framework,InputFormatWhat is the function of the class?

A. mergemapThe result of the stage has the samekeyvalue key-value pair

B. Split the input data into individualsplit, and willsplitfurther split into<key,value>yes, then asmapletter input of numbers

C. rightmapThe results of the stages are sorted and merged

D. put allmapThe results of the stages are merged to get the final result

정답: B

문제8

A project requires Internet access to a certain area? ?Save it, and search the full text of these Internet records to see if there is any? ?information, with to prevent crime in the region.
In this scenario, which of the following options is the best?

A. existHBasestore data on theHBaseThe filtering characteristics of , satisfy fuzzy matching query.

B. existSolrCreate an index and save the data, and return all the data during full-text search.

C. When storing data, inSolrindex on theHBaseStore complete data? ?when, throughSolrFull-text search to obtain and record record key information, through the key information inHBasefor the full record.

정답: C

문제9

FusionInsight HDmiddle,StreamingPackaging tools are used tojarpackages and other dependencies jarpackage, etc., typed into a completeStreamingAppliedjarBag

A. True

B. False

정답: A

문제10

FusionInsight HDsystematicV100R002C60version,HiveOnly supports based onMapReduceEngine query service, not supported based onSparkEngine query service.

A. True

B. False

정답: A

문제11

FusionInsight HDin, aboutHive UFDSecondary development, is the following description correct? (multiple choice)

A. user definedUDF, can be added according to the actual situationdeterministicandstatefulletc. Notes.

B. user definedUDF, information such as summary and status is not allowed.

C. user definedUDFBefore being used, it needs to beHivecreate this in the systemUDonly

D. Under the secure cluster, user-definedUDF, it is recommended to create it once before each use.

정답: A,C

문제12

FusionInsight HDWhat are the supported ways to submitOozieOperation? (multiple choice)

A. Rest API

B. ShellOrder

C. Hue UI

D. Java API

정답: A,B,C,D

문제13

existHBaseWhich of the following interfaces or classes does not need to be involved in the implementation of business logic for writing data?

A. HTable

B. Put

C. HBaseAdmin

D. Puttist

정답: C

문제14

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

A. Copied file blocks all exist on the same rack by default.

B. eachDataNodemaximum storage1copies.

C. Support multiple users to write to the same file at the same time.

D. The first copy of the data block is placed preferentially on the node where the client writing the data block is located.

정답: B,D

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