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H13-723_V2.0
HCIP-Big Data Developer V2.0 Questions and Answers

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Viewing questions 61-75 out of questions

Questions # 61:

FusionInsight HDsystem, aboutHiveofJDB, CInterface type, which of the following descriptions is correct?

Options:

In a network isolation environment,ZooKeeperofIPCan be configured as a businessIP, can also be configured to manageIP.

HiveUnlike traditional databases, soJDB, CThe established connection does not need to be closed.

In a secure cluster environment, establish andHiveBefore connecting, you need to use unified authentication to log in.

useJDB, CsubmitSQL, you canSQLA semicolon ";" is added after the statement.

Answer

Questions # 62:

FusionInsigt HD which of the following components can be used for data collection? (multiple choice)

Options:

Flume

Loader

HBase

MapReduce

Answer

A, B

Questions # 63:

Flumebranch__________real-time data collectionsourceWhich is the type?

Options:

taildir

Log4j

JMS

Thrift

Answer

Questions # 64:

useFusionInsight HDofHiveQuery data, when the intermediate result of the query has a large amount of data, You can choose to compress the intermediate result data for better performance. Which of the following areHiveCorrelation of intermediate result compression parameter? (multiple choice)

Options:

hive.exec.compress.intermediate (middle)

hive.intermediate.compression.codec

hive.exec.compress.output

hive.intermediate.compression.type

Answer

A, B

Questions # 65:

HBaseofRegionWhich service process is managed?

Options:

HMaster

DataNode

HRegionServer

ZooKeeper

Answer

Questions # 66:

existMapReduceIn the development framework,InputFormatWhat is the function of the class?

Options:

mergemapThe result of the stage has the samekeyvalue key-value pair

put allmapThe results of the stages are merged to get the final result

rightmapThe results of the stages are sorted and merged

Divide the input data into one by one. and split this further into pairs, then asmapfunction input of

Answer

Questions # 67:

Fusionlnsigt HD one deployed inTomcatapplication on theHBaseservice, it is recommended to use in this scenario machine account.

Options:

True

False

Answer

Questions # 68:

coordinator.xmlis the configuration file responsible for scheduling the workflow

Options:

True

False

Answer

Questions # 69:

FusionInsight HDin, belonging toStreamingWhat are the methods of data distribution? (multiple choice)

Options:

Shuffle Grouping

Field Grouping

Local Grouping

Direct Grouping

Answer

A, B, C, D

Questions # 70:

FlinksupportLocalpattern andClusterpattern deployment(and cloud deployment), other deployment modes are not currently supported.

Options:

True

False

Answer

Questions # 71:

FusionInsight HDmiddle,StreamingPackaging tools are used to package business codejarpackages and other dependenciesjarpackage, etc. a completeStreamingAppliedjarBag

Options:

True

False

Answer

Questions # 72:

Which of the following business applications is notHiveApplicable scenarios?

Options:

Real-time real-time online data analysis

Data mining (user behavior analysis, interest division, regional display)

Data Aggregation (Daily/Weekly user clicks, click ranking)

Non-real-time analysis (log analysis, statistical analysis)

Answer

Questions # 73:

Spark Streamingavailable fromKafkaReceive data and perform calculations, and the calculation results can only be stored inHDFS, can no longer be written backKafka.

Options:

True

False

Answer

Questions # 74:

due toSparkis a memory-based computing engine, therefore, aSparsThe amount of data that the application can handle cannot exceed the amount allocated for this

indivualSparkThe total memory of the application.

Options:

True

False

Answer

Questions # 75:

FusionInsight HD assuming a topology that setsspoutConcurrency is3,bot1Concurrency is 2,bot2Concurrency is3,workerThe number is2,Sobol1ofexecutorexistworkerHow is it distributed?