Try Free Huawei H13-723_V2.0 Updated Questions & Answers

Question 1

FusionInsight HDmiddle,StreamingPackaging tools are used to package business codejarpackages and other dependenciesjarpackage, etc. a completeStreamingAppliedjarBag

ATrue

BFalse

Correct answer: A

Question 2

existSolrWhen indexing, which of the following code snippets can significantly improve indexing performance? (multiple choice)

AIbClient.setRequestWriter(new BinaryRequestWriter())

Bif(updateRequest.getDocumentsMap(O.size( )>= 10000)cloudSolClient.request
(updateRequest,collName);updateRequest.clear();}

Cif(updateRequest.getDocuments( ).size( )>= 1000){
cloudSolrClient.request(updateRequest,collName);updateRequest.clear();}

DSolrInputDocument doc = new SolrInputDocument();doc.addField('id',i.toString
());doc.addField('name', 'Zhang San'+ i);doc.addField('features','test'+ i);doc.addField
('price', (float)i*1.01);cloudSolrClient.add(doc);cloudSolrClient.commit();

Correct answer: A, B

Question 3

FusionInsightHD which components are provided externallySQLor classSQLability? (multiple choice)

AmouthHBase

BmouthHive

CmouthSpark

DmouthRedis

Correct answer: B, C

Question 4

existSpark, assuminglinesIs anDStreamobject, which of the following statements can periodically count this number of words on a stream?

Alines.flatMap(_.split(' ')).map(word =>(word,1)).reduce(_+_).print( )

Blines.flatMap(_.split(' ')).map(word =>(word,word.length())).reduceByKey
(_+_).print( )

Clines.flatMap(_.split(' ')).map(word =>(word,1)).reduceByKey(_+_).print
( )

Dlines.flatMap(_.split(' ')).flatmap(word =>(word,1)).groupByKey(_+_).print
( )

Correct answer: C

Question 5

due toSparkis a memory-based computing engine, therefore, aSparkThe amount of data the app can handle Can't give more than thisSparkThe total memory of the application.

ATrue

BFalse

Correct answer: A

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