Full H13-723_V2.0 Practice Test and 370 unique questions with explanations waiting just for you!
Huawei Other Certification Dumps H13-723_V2.0 Exam for Full Questions - Exam Study Guide
NEW QUESTION 119
SparkThe calculation logic of the application will be parsed intoDAG, this parsing operation consists of which of the following function modules Finish? ?
- A. Client
- B. ApplicationMaster
- C. Executor
- D. Driver
Answer: D
NEW QUESTION 120
forSpakstreamingapplication, in aJVM, there can only be one at a time
Streamingcontextis active.
- A. True
- B. False
Answer: A
NEW QUESTION 121
aboutStreamingthe topology (Topology), which of the following descriptions is wrong?
- A. OneTopologyis made up of a group ofSpoutcomponents andBoltcomponents passStream Groupingsconnected
- B. Topologywill run until it is explicitlykill
- C. Directed acyclic graph (DAG)
- D. Business logic is encapsulated inTopologymiddle OneTopologyOnly one can be specified to startWorkerprocess
Answer: D
NEW QUESTION 122
InstallFusionInsight HDofStreamingcomponents,NimbusHow many nodes does the role require to install?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 123
Flumesupport real-time data collection source Which is the type?
Taildir Log4jJMSThrift 12.FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFrepeat name, In this case, the user-definedUDF.
- A. True
- B. False
Answer: B
NEW QUESTION 124
aboutHiveandHadoopThe relationship of other components, the following description is wrong?
- A. HiveYesHadoopThe platform's data warehouse tools
- B. Hivefinally store the data inHDFSmiddle
- C. HQLable to passMapReduceperform tasks
- D. HiverightHBasehave strong dependencies
Answer: D
NEW QUESTION 125
existSpark, the accumulator can realize high-speed parallel counter and variable summation; inSparkduring application development, only inDriverGet the value of this counter on .
- A. True
- B. False
Answer: A
NEW QUESTION 126
aboutRedisFeatures, the following description is correct?
- A. Rich data structures
- B. supportSQLquery interface
- C. Support data persistence
- D. low latency
Answer: A,C,D
NEW QUESTION 127
aboutSolrThe response format of the query result, which of the following statements is wrong?
- A. supportCSV,JSONandHTML
- B. supportCSVandJSON
- C. supportCSV,JSONandXML
Answer: A
NEW QUESTION 128
Which of the following measures can improveHBasequery performance? (multiple choice)
- A. pre-scoreregion,MakeregionEvenly distributed, improve concurrency
- B. Query frequent attributes are placed inrowkeyThe front part
- C. Use secondary indexes to adapt to more query scenarios
- D. Data read at the same time are stored in the samecellmiddle
Answer: A,B,C,D
NEW QUESTION 129
existSparkmiddle,SparkSQLis an independent module that does not depend onSparkCorefinish independentlySQL Statement parsing, optimization, and execution.
- A. True
- B. False
Answer: B
NEW QUESTION 130
Which of the following components must depend onZooKeeperto run()?
(multiple choice)
- A. HDFS
- B. YARN(streaming)
- C. Spark
- D. HBase
Answer: A,B,D
NEW QUESTION 131
RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)
- A. get latestNdata operations: for example, for a certain microblog, get the latest10comments
- B. Simulate stack operations
- C. Build queuing systems, such as message queues
- D. uniqOperations, such as getting the ranking value of all data in a certain period of time
Answer: A,B,C
NEW QUESTION 132
In the online log query scheme, adopted? processing to complete the calculation work. During the whole calculation process, the intermediate calculation results need to be For temporary storage, which of the following components are suitable for storing intermediate calculation results? (multiple choice)
- A. Redis
- B. HDfS
- C. HBase
- D. Kafka
Answer: A,D
NEW QUESTION 133
FusionInsigt HD which of the following components can be used for data collection? (multiple choice)
- A. HBase
- B. Loader
- C. MapReduce
- D. Flume
Answer: B,D
NEW QUESTION 134
Kerberossafety certificate.
- A. True
- B. False
Answer: A
NEW QUESTION 135
FusionInsigt HDWhat distributed computing frameworks do big data platforms provide?
(multiple choice)
- A. HBase
- B. StreamingDistributed stream computing engine
- C. Sparkmemory-based distributed computing
- D. MapReduceDistributed offline batch computing engine
Answer: B,C,D
NEW QUESTION 136
FusionInsight HDin the system,SolrExample projectsolr-examplelconfsolr-example.properties middleZK URLandZOOKEEPER DEFAULT SERVER PRINCIPALThe value of can be selected from which of the following options Obtain?
- A. fromFusionInsight Manager SolrGet the service configuration interface
- B. fromSolr Admin UIinterface acquisition
- C. existsolr-examplelconf solr-example.properties, already with these two parameters by default
Answer: B
NEW QUESTION 137
FusionInsight HDin, aboutHive UDFsSecondary development, is the following description correct? (multiple choice)
- A. user definedUDF, information such as summary and status is not allowed.
- B. user definedUDFBefore being used, it needs to beHivecreate this in the systemUDF.
- C. Under the secure cluster, user-definedUDF, it is recommended to create it once before each use.
- D. user definedUDF, can be added according to the actual situationdeterministicandstatefulletc. Annotation
Answer: B
NEW QUESTION 138
aboutHiveThe basic operation of building a table, the description is correct?
You need to specify when creating an external tableexternalkeywords.
- A. Once the table is created, the column names cannot be changed.
- B. Once the table is created, no new columns can be added.
- C. Once the table is created, the table name cannot be changed.
Answer: C
NEW QUESTION 139
FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFduplicate name, in this case, will use user-definedUDF.
- A. True
- B. False
Answer: B
NEW QUESTION 140
Fusioninsight HDin useStreamingofA, CKWhich of the following statements is true of? (multiple choice)
- A. fromspoutstarted, formedTupleFailure of any link in the tree will mark the entire tree as failed.
- B. The application needs to be inspoutoffail() interface method to implement message resend logic.
- C. enabledAckerLater,StreamingIt will identify the failure to sendTupleAnd automatically resend, no need for human intervention pre.
- D. AckerThe message that will identify the processing timeout or processing failure isfail.
Answer: A,B,C
NEW QUESTION 141
FusionInsight HDin, aboutOoziejob management for suspended jobs
Which of the following operations? (multiple choice)
- A. mouthrun
- B. mouthkill
- C. mouthsubmit
- D. mouthresume(wake)
Answer: B,D
NEW QUESTION 142
FusionInsight HDofHiveIn the application, there are the following scenarios:? ? ?Storage files have higher?
?efficiency, and most
Minute? ?Only a part of the letter is involved in the file, this scenario is suitable for using a column file (ORC F??)storage.
- A. True
- B. False
Answer: A
NEW QUESTION 143
existKafkain, aboutConsumerWhich statement is correct? (multiple choice)
- A. multipleConsumerconfigure the samegroup.idwhen theseConsumerConsumed data will not be duplicated
- B. ConsumerNeed to specify when consuming dataTopic
- C. ConsumerMainly for data consumption
- D. newConsumerAPIConsumption data does not need to be specifiedZooKeeperaddress
Answer: A,B,C,D
NEW QUESTION 144
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