Get Instant Access of 100% REAL H13-723_V2.0 DUMP Pass Your Exam Easily [Q167-Q184]

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NO.167 HDFSclient withNcopy toHDFSWhen writing a file, if one of the replicas fails to write, all replicas will return write failure

True

False

NO.168 Fusionlnsigt HD an application to completeKerberosSecurity authentication, which of the following options must be used?
(multiple choice)

krb5.confconfiguration file

existFusionInsight ManagerUser account applied on

user accountkeytabdocument

jaas.confconfiguration file

NO.169 FusionInsightHD which components are provided externallySQLor classSQLability? (multiple choice)

mouthHBase

mouthHive

mouthSpark

mouthRedis

NO.170 FusionInsight HD which components are provided externallySQLor classSQLability? (multiple choice)

HBase

Hive

Spark

Redis

NO.171 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/path”).map(.split(“,”)).map(p=>FemaleInfo(p
(O),p(1),p(2).trim.toInt)).toDF.registerTemp Table(“FemaleinfoTable”)sqlContext.sql (“select name,sum(stay Time)as stay Time from FemaleInfoTable where gender= female’group by name”).filter(“stay Time >=120”).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(“stay Time >=120”).collect).foreach(printin)

val text=sc.textFile(“/data/fle/path”)
val data=text.filter(_.contains(“female”))
Val fermaleData:RDD(String,Int) =data.map{line=>val t=line.split(‘,’)
(t(0),t(2).toInt)
}.reduceByKey(_+_)
Val result=femaleData.filter(line=>line.2>120)
Rusult.collect.map(x=>x._1 + ‘,’ + x._2).foreach(println)

val text=sc.textFile(“/data/fle/path”)
val data=text.filter(_.contains(“female”))
Val fermaleData:RDD(String,Int) =data.map(line=>val t=line.split(‘,’)
(t(0),t(2).toInt)
}
Val result=femaleData.filter(line=>line.2>120)
Rusult.collect.map(x=>x._1 +’,’+ x._2).foreach(println)

NO.172 YarnWhich role is to manage individual node resources (CPU/Memory)of?

NodeManager

Resource Manager

Data Node

NameNode

NO.173 SparkWhat kind of parameter setting methods does the application have? (multiple choice)

in the application configuration filespark-defaults.confconfigure in

When submitting your application, by-confmake settings

In the application code, passSparkContextofsetPropertymethod to set

In the application code, passSparkConfobject to set

NO.174 What is wrong?

available fromHDFSdirectly into thehivesurface

available fromHiveServerThe local hard disk of the node is directly loaded into thehivesurface

It can be directly loaded from the local hard disk of the node where the client is located.hivesurface

HiveThe data loading process will not parse the specific file content, mainly the process of file transfer

NO.175 about the followingHDFSWhat is the correct process for the client to read the file? (multiple choice)

priority from the nearestDataNodeDownload data.

file data fromDataNodeback toNameNode, then fromNameNodeDown to the client.

If the client and the connectedDataNodeIf there is a failure in reading, then the client will give up the applause node and connect the node where other replicas are located.

Supports multiple clients fromDataNoderead the same file data.

NO.176 writingMapReduceWhich two interfaces are usually required to be implemented by developers?

mapandcombine

reduceandcombine

combineandsort

mapandreduce

NO.177 Hadoopin the systemYARNWhat resource types are supported for management?
(Multiple Choice)

Memory

CPU

Network

DiskSpace

NO.178 FusionInsight HDin useStreamingofA, CKWhich of the following statements is true? (multiple choice)

enabledAckerLater,StreamingIt will identify the failure to sendTupleAnd automatically resend without human intervention.

AckerThe message that will identify the processing timeout or processing failure isfail.

fromspoutstarted, formedTupleFailure of any link in the tree will mark the entire tree as failed.

The application needs to be inspoutoffail() interface method to implement message resend logic.

NO.179 existFusionInsight HDThe key to the product38-by5Taste+Taste4Tian QiyaSWhen the armor is developed, you can pass the passSolr Admin UIxrightCollectionDo some verification. Below (multiple choice)

Click Tree under Cloud to view cafrCollections, configuration sets and ive nodes in Solr Cloud and other metadata information

Click cloud to view the distribution and status of the replicas of each shard under the backup callion

Enter the Collectionyshard Replicats that you and Confidence Check 1dKepca’s (ore-Oevew Open, you can view the actual number of documents submitted for the Relica index

The solr user group, solr, admin, and .Rrg can be used by the sr public and the .Rrg

NO.180 RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)

Build queuing systems, such as message queues

Port uniq operations, such as getting the ranking value of all data in a certain period of time

Get the latest N data operations: for example, get the latest 10 comments on a Weibo

simulating stack operations

NO.181 forN(N>1) copies of stored documents,HDFSThe client initiates a read file request. If the read replica node fails, Return failure directly and will not go to other replica nodes for reading.

True

False

NO.182 FusionInsight HDin the systemHDFSdefaultBlock Sizehow many?

32MB

64MB

128MB

256MB

NO.183 HDFSThere is a file in the cluster root directorytest, which of the following commands can find the file stored in ofDataNodeNode information?

hdfs fsck/test.txt-files

hdfs fsck/test.txt-locations

hdfs fsck/test.txt-blocks

hdfs fsck/test.txt-list-corruptfileblocks

NO.184 which is notflumeofchannelTypes of?

Memory Channel

File Channel

JDB, C Channel

HDFS Channel

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