Hive service and HBase service are deployed on a FusionInsight cluster, and two apps (applications) are deployed on Tomcat. One app is to access the HBase service, and the other app is to access the Hive service. Regarding authentication, which methods are as follows Is it right? (multiple choice)

• A.Just do authentication on the app that accesses the HBase service
• B.Deploy these two apps to two independent Tomcats, and then authenticate each
• C.Combine these two apps into one and do authentication on the new app
• D.Just do authentication on the app that accesses the Hive service.

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In the FusionInsight HD product, what is the role name of the Kafka service?

• A.Broker
• B.Producer
• C.Consumer
• D.ZooKeeper

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Regarding the Hive service of the FusionInsight HD platform and its WebHCat development interface, which of the following descriptions is incorrect?

• A.The data format returned by WebHCat is XML
• B.You can create tables, query and other operations through WebHCat
• C.WebHCat provides external services based on HTTP and HTTPS protocols
• D.Support REST-based query request

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In HBase of FusionInsight HD, which of the following scenarios will not trigger the Flush operation?

• A.The MemStore setting of the Region exceeds the threshold
• B.The total memory of RegionServer exceeds the threshold
• C.Initiate Flush operation through the client specified method
• D.The scan caching is set too large when the client initiates a scan request

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Which of the following options is the core function of Yarn?

• A.Search
• B.Data transfer
• C.Storage
• D.Resource management

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