Huawei Exam H13-723_V2.0 Topic 1 Question 14 Discussion

Actual exam question for Huawei's H13-723_V2.0 exam

Question #: 14
Topic #: 1

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

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

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

Cval counts=textFile.map(line=>line.split(' ')).map(word=>(word,1)).groupByKey()

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

Show Suggested Answer

Suggested Answer: B

by Elli at Dec 30, 2022, 01:34 AM

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