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[2023] Pass Huawei H13-723_V2.0 Exam Updated 370 Questions [Q59-Q81]

[2023] Pass Huawei H13-723_V2.0 Exam Updated 370 Questions

Get 2023 Updated Free Huawei H13-723_V2.0 Exam Questions and Answer

QUESTION 59
HDFSclient withNWhen a copy writes a file, which of the following is true about the writing process?
(multiple choice)

eachDataNodemaximum storage1copies.

Support multiple users to write to the same file at the same time.

The first copy of the data block is placed preferentially on the node where the client writing the data block is located.

Copied file blocks all exist on the same rack by default.

QUESTION 60
Fusionlnsigt HDofHiveWhat distributed computing frameworks can components run on? (multiple choice)

Spark

Streaming

MapReduce

HDFS

QUESTION 61
existKafka, as follows aboutProducerWhat is wrong with the statement of sending data?
(multiple choice)

ProducerResponsible for production data,Consumerresponsible for consuming data,ProducerandConsumerneed between

EstablishSocketconnect

Producercan either send data toBroker, and can send data toConsumersuperiorProducer

As a message producer, you can directly write data toZooKeeper Producerconnect any normalBrokerInstances can produce data

QUESTION 62
Which of the following is notMapReducespecialty?

Easy to program.

Good scalability

Calculate in real time

High fault tolerance

QUESTION 63
aboutstreamingdisaster recovery capability, which of the following statements is correct? (multiple choice)

SupervisorAfter the process exits, it can beNimbusAutomatically identify and pull up without affecting the running business

WorkerCan be used after abnormal exitsupervisorsPulls up automatically without manual intervention

When a node fails, the tasks on the node will be reassigned to other normal nodes without manual intervention

NimbusAfter the failure, the backupNimbusIt will take over automatically without affecting the running business

QUESTION 64
FusionInsigt HD one deployed inTomcatapplication on theHBaseservice, this It is recommended to use a machine account in this scenario.

True

False

QUESTION 65
Fusioninsight HDmedium, applicablestreamingSubmit by command lineexample.jarmiddle om.huawei.example.wordcounttask, task name iswcTest, is the following execution command correct?

Storm.jar example.jar wcTest om.huawei..example.wordcount

Storm.jar example.jar wcTest wordcount

Storm.jar example.jar om.huawei..example.wordcount wcTest

Storm.jar example.jar wordcount wcTest

QUESTION 66
HiveWhich of the following table types are supported? (multiple choice)

Partition Table

bucket table

Tilt table

partition+bucket table

QUESTION 67
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

QUESTION 68
FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFduplicate name, in this case, will use user-definedUDF.

True

False

QUESTION 69
existKafka, as follows aboutProducerWhat is wrong with the statement of sending data? (multiple choice)

ProducerResponsible for production data,Consumerresponsible for consuming data,ProducerandConsumerneed to be established betweenSocket connect

Producercan either send data toBroker, and can send data toConsumersuperior

ProducerAs a message producer, you can directly write data toZooKeeper

Producerconnect any normalBrokerInstances can produce data

QUESTION 70
existFlumeDuring cascaded transfers, you can usefail overmode transfer, so that if the next hop isFlumenode failure or When the data is received abnormally, it can automatically switch to another way to continue transmission.

True

False

QUESTION 71
aboutKafkaThe characteristics of the following description are correct? (multiple choice)

KafkaIt is a high-throughput, distributed, publish-subscribe-based messaging system

KafkaPersistence of messages

KafkaApplicable to offline and online message consumption scenarios

Kafkaguarantee eachPartitionmessages in order

QUESTION 72
aboutRedisCluster topology information, is the following description correct?

The client caches the topology information of the cluster

The server caches the topology information of the cluster

both are

more than two

QUESTION 73
existKafkamiddle,ConsumerIt can support offline message and online message consumption at the same time, but consume data sequentially of.

True

False

QUESTION 74
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)

hive.exec.compress.intermediate (middle)

hive.intermediate.compression.codec

hive.exec.compress.output

hive.intermediate.compression.type

QUESTION 75
YarnWhich role is to manage individual node resources (CPU/Memory)of?

NodeManager

Resource Manager

Data Node

NameNode

QUESTION 76
Hbase one of Region conduct Split When operating, place aHFileThe file is really separated into two RegionAt what stage does the process take place?

Splitin the process

Flushin the process

Compactionin the process

HFilein the process of separation

QUESTION 77
RedisIn cluster mode, useJAVAWhich of the following is a best practice for application development?

useJedisobject connectionRedis Server,transferJedisofset.qetWaiting for business operation interface to process data operate.

useJedisPoolobject createdJedisObject pool, each business operation starts fromJedisPoolget one Jedisobject, then call,Jedisofset.getWait for the business operation interface to perform data operations.

useredisClusterobject connectionRedis Server,transferJedisClusterofset.getother business operations interface for data manipulation; in multithreaded applications, multiple threads share oneJedisClusterobject.

useJedisClusterobject connectionRedis Server,transferJedisClusterofset,getother business operations interfacet.
In multithreaded applications, each thread creates aJedisClusterobject.

QUESTION 78
FusionInsight HDsystem, aboutHiveofJDB, CInterface type, which of the following descriptions is correct of?

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 canSQLPut a semicolon after the statement”;”

QUESTION 79
existMapReduceIn the development framework,InputFormatWhat is the function of the class?

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

QUESTION 80
Which of the following business applications is notHiveApplicable scenarios?

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)

QUESTION 81
FusionInsight HDin, aboutOoziejob management for suspended jobs
Which of the following operations? (multiple choice)

mouthkill

mouthrun

mouthresume(wake)

mouthsubmit

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[2023] Pass Huawei H13-723_V2.0 Exam Updated 370 Questions [Q59-Q81]