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NEW QUESTION 181
aboutKafkaofPeoducer, is the following statement correct? (multiple choice)
- A. Can play multiple at the same timeProducerprocess to the sameTopicsend data
- B. ProducerNeed to connect first when producing dataZooKeeper, and then connectBroker
- C. Produceris a message producer
- D. ProducerProduction data needs to be specifiedTopic
Answer: A,C,D
NEW QUESTION 182
FusionInsight HDin, useStreamingofLinuxWhen submitting a topology in command line mode, you need to first use an ownStreamingUser with submit permissionkinitway authentication
- A. False
- B. True
Answer: B
NEW QUESTION 183
solris a high-performance, basedLucenefull-text search service.SolrxrightLuceneto expand, Loss of fruit supportSolrCloudmodel.
- A. False
- B. True
Answer: B
NEW QUESTION 184
Fusionlnsigt HDWhat distributed computing frameworks do big data platforms provide? (multiple choice)
- A. HBase
- B. MapReduce
- C. Spark
- D. Streaming
Answer: B,C,D
NEW QUESTION 185
existFusionInsight HD where can I viewMapReduceThe result of running the application?
- A. FusionInsight Managerofwebinterface
- B. Yarn Webinterface
- C. Solr webinterface
- D. Loader Webinterface
Answer: B
NEW QUESTION 186
existKafka, which of the following commands can view aTopicHow many partitions are there?
- A. Kafka-topics.sh-describe
- B. kafka-topics.sh-create
- C. kafka-topics.sh-alter
- D. Kafka-topics.sh-list
Answer: A
NEW QUESTION 187
What is wrong?
- A. available fromHDFSdirectly into thehivesurface
- B. available fromHiveServerThe local hard disk of the node is directly loaded into thehivesurface
- C. HiveThe data loading process will not parse the specific file content, mainly the process of file transfer
- D. It can be directly loaded from the local hard disk of the node where the client is located.hivesurface
Answer: D
NEW QUESTION 188
existSparkmiddle,SparkSQLis an independent module that does not depend onSparkCoretstandtasQaon.eaR.
operation, etc.
- A. True
- B. False
Answer: B
NEW QUESTION 189
when carried outsolrone ofcollectionWhen designing, it is necessary to design itsschema, by configuringschema.xml file implementation pairschemadesign, below aboutschemaWhich statement is wrong?
- A. SchemaSimilar to the table structure in a relational database, the structure used to define index data mainly includes three part:uniquekye,FieldandFieldType
- B. for the samedocumentHow many values of a field of the
multiValuedmust be set totrue - C. For fields that do not need to store the original value, their propertiesstoredcan be set tofalse
- D. copyFieldThe following definitions can be made:<field name="cat"type="string"indexed="true" stored="true"docValues="true"multiValued="false"/>
<field name="dog"type="string"indexed="true"stored="true"
docValues="true"multiValued="false"/>
<field name="text"type="text_general"indexed="true"stored="false"
multiValued="false"/>
<copyField source="cat"dest="text"maxChars="30000"/>
<copyField source="dog"dest="text"maxChars="30000"/>
Answer: D
NEW QUESTION 190
InstallFusionInsight HDofStreamingcomponents,NimbusHow many nodes does the role require to install?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 191
existKafka, as follows aboutProducerWhat is wrong with the statement of sending data?
(multiple choice)
- A. Producercan either send data toBroker, and can send data toConsumersuperiorProducer
- B. ProducerResponsible for production data,Consumerresponsible for consuming data,ProducerandConsumerneed between
- C. EstablishSocketconnect
- D. As a message producer, you can directly write data toZooKeeper Producerconnect any normalBrokerInstances can produce data
Answer: B,C
NEW QUESTION 192
FlumewriteHDFSWhen the file is generated, what are the ways of generating the file? (multiple choice)
- A. Set the file generation time interval, close the old file when the time interval is reached, and the new data will be written to the new file
- B. Set a single file size, when the file size reaches the set value, the old file will be closed and the new data will be written import new file
- C. Generate files directly according to the source file name
- D. Set up single file storageeventquantity, when the file is storedeventWhen the number reaches the set value, close the old text file, new data will be written to a new file
Answer: A,B,C,D
NEW QUESTION 193
Spark StreamingAs a micro-batch stream processing engine, it converts the data of each time slice into aRDDone of partitions are calculated.
- A. False
- B. True
Answer: B
NEW QUESTION 194
FusionInsight HDWhich of the following belong toOozieofMapReduce Actionconfiguration item? (multiple choice)
- A. job-tracker
- B. mapred.mapper.class
- C. name-node
- D. source
Answer: A,B,C
NEW QUESTION 195
existFusionInsight HDproductSolrDuring application development, you canSolr Admin UIright CollectionDo some verification. Below aboutSolr Admin UIIs the statement correct? (multiple choice)
- A. clickCloud, see eachCollectionunder eachShardofReplicadistribution and status enter aCollectionofShard ReplicaofCore Overviewinterface, you can view theRepicaSow
- B. Quoting the actual number of documents, storage size and location information
- C. Solruser group,Solr adminrole andSuper groupof users have access toSolr Admin UI
- D. clickClouddownTree,CheckSolr CloudmiddleCollections, a configuration set, andlive_nodesequivalence information
Answer: B,C,D
NEW QUESTION 196
FusionInsight Managerinterface, when receivedKafkaInsufficient disk capacity alarm, and the alarm's When the cause has been ruled out for the hard disk hardware failure, the system administrator needs to consider expanding the capacity to solve this problem.
- A. False
- B. True
Answer: B
NEW QUESTION 197
FusionInsigt HDWhat distributed computing frameworks do big data platforms provide?
(multiple choice)
- A. Sparkmemory-based distributed computing
- B. HBase
- C. StreamingDistributed stream computing engine
- D. MapReduceDistributed offline batch computing engine
Answer: A,C,D
NEW QUESTION 198
for running onMapReduceThe application on the platform that this application depends onjarWhere will the bag be placed?
- A. DB
- B. HDFS
- C. HBASE
- D. HIVE
Answer: B
NEW QUESTION 199
existFusionInsight HDclient, executeskinit{account number}command is to getKDCwhich of the item content?
- A. Krb5
- B. conf
- C. jaas.conf
- D. TGT
Answer: D
NEW QUESTION 200
Which of the following scenarios is notflinkWhat does the component excel at()?
(multiple choice)
- A. Batch Iterative
- B. Data Storage
- C. Processing
- D. Computing Stream
Answer: B,D
NEW QUESTION 201
HBaseofRegionWhich service process is managed?
- A. HRegionServer
- B. DataNode
- C. ZooKeeper
- D. HMaster
Answer: A
NEW QUESTION 202
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