Huawei dumpskey hcip-big Data H13-723_v2 0 Full Course Free by Cece q53 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:	cece

Question 20

Fusioninsight HDsystematicv100R002C60version,HiveOnly supports based onMapReduceengine

query service, does not support based onSparkEngine query service

Options:

True

False

Discussion

Question 21

existSpark, which of the following is trueDataFrameThe operator that takes the intersection?

Options:

filter (condifionExpr: String): DataFrame

join (right: DataFrame, join Exprs: Column): DataFrame

intersect (other: Data Frame): Data Frame

dropDuplicates (): DataFrame

Discussion

Kingsley

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Question 22

existSpark, the accumulator can realize high-speed parallel counter and variable summation; inSparkduring application development,

only inDriverGet the value of this counter on .

Options:

True

False

Discussion

Question 23

Suppose there is an application that needs to be accessed frequentlyOracleThe user table in the database, in order to improve performance, introduceRedisto cache users

information.

For this scene,RedisWhich of the following is the best data structure choice for ?

Options:

list

set

hash

sorted set

Discussion

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