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

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Question # 57

there are the following scenarios: new data is generated by the online system every day500G, it is necessary to analyze these data by day, week,

Monthly and other dimensions for statistical summary. ask if it is suitable for useHiveWhat kind of table to handle?

A.

Bucket table, bucket according to day

B.

Partition table, partitioned by day

C.

skew table, skew field select date, skew value random

D.

partition+Bucket table, partitioned by time, each partition2560buckets

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Question # 58

aboutStreamingthe topology (Topology), which of the following descriptions is wrong?

A.

OneTopologyis made up of a group ofSpoutcomponents andBoltcomponents passStream GroupingsA connected directed acyclic graph

(DAG)

B.

Topologywill run until it is explicitlykill

C.

Business logic is encapsulatedTopologymiddle

D.

OneTopologyOnly one can be specified to startWorkerprocess

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Question # 59

existFusionInsight HDcluster, aboutkinitOperation command, which of the following statements is wrong? (multiple choice)

A.

Only the HMI account can be used.

B.

Only the machine account can be used.

C.

A client does not support the simultaneous use of multiple accounts.

D.

The ticket obtained by executing this command is intwenty fourIt will time out when it is small and needs to be executed againkinitcommand to log in again.

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Question # 60

FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFduplicate name, in this case,

will use user-definedUDF.

A.

True

B.

False

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Question # 61

existSpark, assuminglinesIs anDStreamobject,filterStatements can be filtered out80%data for the following two

The correct statement is:

X: lines.filter(…).groupByKey(…)

Y: lines.groupByKey(…).filter(…)

A.

XCompareYhigher performance

B.

XCompareYlower performance

C.

XandYsame as performance

D.

UncertaintyXandYdifference in performance

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Question # 62

HDFSRuntime,NameNodewill load all the metadata of the file system from disk into memory, so the file system can

The total number of files stored is limited byNameNodememory capacity.

A.

True

B.

False

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Question # 63

FusionInsight HD a completeStreaming CQLWhich of the following parts does the application contain at least? (multiple choice)

A.

Create an input stream

B.

Create output stream

C.

Business action statements (such asSELECT,INSERT,JIONWait)

D.

Apply commit statement

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Question # 64

existFusionInsight HDin the cluster,FlumeWhich service does not support writing collected data to the cluster?

A.

HDFS

B.

HBase

C.

Kafka

D.

Redis

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