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Free Huawei H13-723_V2.0 Practice Exam with Questions & Answers | Set: 9

Questions 121

Which of the following scenarios is notflinkWhat does the component excel at()?

(multiple choice)

Options:
A.

Batch Iterative

B.

Computing Stream

C.

Processing

D.

Data Storage

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Questions 122

HDFSSupport large file storage, support for multiple users to write operations to the same file at the same time, and

can be modified anywhere in the file.

Options:
A.

True

B.

False

Questions 123

Which of the following business applications is notHiveApplicable scenarios?

Options:
A.

Real-time real-time online data analysis

B.

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

C.

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

D.

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

Questions 124

existHBaseWhich of the following interfaces or classes does not need to be involved in the implementation of business logic for writing data?

Options:
A.

Put

B.

HTable

C.

HBaseAdmin

D.

PutList

Questions 125

Flumebranch__________real-time data collectionsourceWhich is the type?

Options:
A.

taildir

B.

Log4j

C.

JMS

D.

Thrift

Questions 126

Spark on YARNin modedriverOnly works on the client side.

Options:
A.

True

B.

False

Questions 127

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

Options:
A.

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

B.

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

C.

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

D.

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

Questions 128

existFusionInsight HDproduct, aboutKafkaWhich of the descriptions of secure and non-secure ports is wrong?

(Note: oldAPImeans oldProducerAPIand oldConsumerAPI. Among them, the oldConsumer API:

Refers tokafka.consumer.ConsumerConnectorinterface defined in; oldProducerAPI:Refers to

kafka.producer.Producerinterface defined in . )

Options:
A.

KafkaThe cluster security access port defaults to21007, the non-secure access port defaults to21005.

B.

oldAPIpass through21005access to a portTopicThe premise is: server parameters

allow.everyone.if.no.acd.foundSet astrue, and thisTopicnot setA, CLAttributes.

C.

oldAPIAccess only21005port; newAPICompatible access to non-secure ports21005and secure port 21007.

D.

for settingA, CLofTopic, you can use the oldAPIconnect21005port to access.

Questions 129

FusionInsight HDin useStreamingofA, CKWhich of the following statements is true

of? (multiple choice)

Options:
A.

After enabling Acker, Streaming will identify the failed Tuple and automatically resend it without human intervention pre.

B.

Acker will identify the processing timeout or processing failed messages as fail.

C.

Starting from the spout, failure of any link in the formed tuple tree will mark the entire tree as failure.

D.

The application needs to implement the message resend logic in the fail) interface method of spout.

Questions 130

Fusionlnsigt HDofHiveWhat distributed computing frameworks can components run on? (multiple choice)

Options:
A.

Spark

B.

Streaming

C.

MapReduce

D.

HDFS

Questions 131

RDDasSparkmost__________The core object has which of the following characteristics? (multiple choice)

Options:
A.

read only

B.

partition

C.

fault tolerance

D.

efficient

Questions 132

FlinkusecheckpointThe mechanism guarantees fault tolerance in the operation of the application.

Options:
A.

True

B.

False

Questions 133

when aMapReduceWhen the application is executed, which of the following actions ismapoccurs before the stage of?

Options:
A.

Split

B.

combine

C.

partition

D.

sort

Questions 134

existHBaseIn table design, it is common to multiple businessesrowkey, what are the possible countermeasures for situations that lead to data access contradictions?

slightly? (multiple choice)

Options:
A.

compromise method (rowkeyDesign takes into accountAandBbusiness needs)

B.

Redundancy method (use space for time factory efficiency)

C.

Create secondary index

D.

pre-scoreregion

Questions 135

aboutFusionInsight HDofSpark, which of the following programming languages can be used to developSparkapplication? (multiple choice)

Options:
A.

C

B.

Scala

C.

Java

D.

Python