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.clickClouddownTree,CheckSolr CloudmiddleCollections, a configuration set, andlive_nodesequivalence information
• C.Quoting the actual number of documents, storage size and location information
• D.Solruser group,Solr adminrole andSuper groupof users have access toSolr Admin UI

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Fusioninsight HDin useStreamingofA, CKWhich of the following statements is true of? (multiple choice)

• A.The application needs to be inspoutoffail() interface method to implement message resend logic.
• B.AckerThe message that will identify the processing timeout or processing failure isfail.
• C.enabledAckerLater,StreamingIt will identify the failure to sendTupleAnd automatically resend, no need for human intervention pre.
• D.fromspoutstarted, formedTupleFailure of any link in the tree will mark the entire tree as failed.

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forHBase rowkeyThe design principles described below are correct? (multiple choice)

• A.Attribute values with good dispersion are placed inRowkeysecond half
• B.Attribute values with good dispersion are placed inRowkeyfirst half
• C.Attribute values with high access weight are placed inRowKeyFront
• D.Attribute values with high access weight are placed inRowkeysecond half

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RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)

• A.Build queuing systems, such as message queues
• B.Simulate stack operations
• C.uniqOperations, such as getting the ranking value of all data in a certain period of time
• D.get latestNdata operations: for example, for a certain microblog, get the latest10comments

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Which of the following is notMapReducespecialty?

• A.High fault tolerance
• B.good scalability
• C.real-time computing
• D.easy to program

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