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Pass H13-723_V2.0 Exam Guide

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Question 56

existFlumeDuring cascaded transfers, you can usefail overmode transfer, so that if the next hop isFlumenode failure or

When the data is received abnormally, it can automatically switch to another way to continue transmission.

Options:

A.

True

B.

False

Question 57

FusionInsight HD which components are provided externallySQLor classSQLability? (multiple choice)

Options:

A.

HBase

B.

Hive

C.

Spark

D.

Redis

Question 58

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

Options:

A.

eachDataNodemaximum storage1copies.

B.

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

C.

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

D.

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

Question 59

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

Options:

A.

lines.flatMap(_.split(" ")).map(word =>(word,1)).reduce(_+_).print( )

B.

lines.flatMap(_.split(" ")).map(word =>(word,word.length())).reduceByKey

(_+_).print( )

C.

lines.flatMap(_.split(" ")).map(word =>(word,1)).reduceByKey(_+_).print

( )

D.

lines.flatMap(_.split(" ")).flatmap(word =>(word,1)).groupByKey(_+_).print

( )

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Exam Code: H13-723_V2.0
Exam Name: HCIP-Big Data Developer V2.0
Last Update: Nov 24, 2024
Questions: 526
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