Huawei spoto sure Pass Exam H13-723_v2 0 Pdf by Freja q316 vce pdf

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Exam Name:	HCIP-Big Data Developer V2.0
Exam Code:	H13-723_V2.0 Dumps
Vendor:	Huawei	Certification:	HCIP-Big Data
Questions:	526 Q&A's	Shared By:	freja

Question 64

existHBaseIn table design, it is common to multiple businessesrowkey, what are the possible countermeasures for situations that lead to data access contradictions?

slightly? (multiple choice)

Options:

compromise method (rowkeyDesign takes into accountAandBbusiness needs)

Redundancy method (use space for time factory efficiency)

Create secondary index

pre-scoreregion

Discussion

Question 65

FusionInsight HD assuming a topology that setsspoutConcurrency is3,bot1Concurrency is 2,bot2Concurrency is3,workerThe number is2,Sobol1ofexecutorexistworkerHow is it distributed?

Options:

twoworkerone of theworkerdistribute two

twoworkerone for each

no fixed rules

Discussion

Question 66

existSparkIn application development, which of the following codes can correctly count words?

Options:

val counts=textFile.map(line=>line.split(" ')).map(-rd=>(word,1)).reduceByKey(_+_)

val counts=textFile.flatMap(line=>line.split(" ")).map(word=>(word,1)).reduceByKey(_+_)

val counts=textFile.map(line=>line.split(" ")).map(word=>(word,1)).groupByKey()

val counts=textFile.flatmap(line=>line.split(" ")).map(-rd=>(word,1)).reduceByKey()

Discussion

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Question 67

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

(multiple choice)

Options:

eachDataNodemaximum storage1copy.

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