H13-723_V2.0 Exam Dumps - HCIP-Big Data Developer V2.0

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Question # 17

JDB, Cinterface

ODB, Cinterface

Pythoninterface

Rubyinterface

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Question # 18

FusionInsight HDin, belonging toStreamingWhat are the roles of the service? (multiple choice)

Nimbus

Supervisor

Broker

quorumpeer

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Question # 19

When a task is submitted toYARNIn the cluster, which of the following options will generate for this taskTindivual JOPO

ResourceManager

container

AppMaster

NodeManager

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Question # 20

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

account information.

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

list

set

hash

sorted set

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Question # 21

HDFSIt adopts a "write once, read many" file access model. So it is recommended that a file be created, written and

After closing, do not modify it again.

True

False

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Question # 22

FusionInsight HDWhat are the supported ways to submitOozieOperation? (multiple choice)

ShellOrder

Java API

Hue UI

Rest API

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Question # 23

There are the following business scenarios: User online log files have been stored inHDFSabove, the log file content format the formula is: each online record has three fields, namely name, gender, and online time, and the fields are separated by ",";

It is required to print out all female netizens who spend more than two hours online. Which of the following code snippets can achieve

The above business scenario? (multiple choice)

sc.textFile("/data/file/pathâ€).map(.split(",")).map(p=>FemaleInfo(p

(O),p(1),p(2).trim.toInt)).toDF.registerTemp Table("FemaleinfoTableâ€)sqlContext.sql

("select name,sum(stay Time)as stay Time from FemaleInfoTable where gender=

female'group by nameâ€).filter("stay Time >=120â€).collect).foreach(printin)

sc.textFile("/data/file/path").map(.split(",")).map(p=>FemaleInfo

(p(O),p(1),p(2).trim.toInt)).toDF.registerTemp Table("Female infoTable")

sqlContext.sq(l "select name, sum(stay Time)as stay Time from FemaleInfoTable where

gender=female).filter(â€œstay Time >=120â€).collect).foreach(printin)

val text=sc.textFile("/data/fle/path")

val data=text.filter(_.contains("female"))