In Flink, the checkpoint mechanism can ensure that when the application fails during operation, it will be restored from a certain checkpoint. In this process, the stream snapshot is established based on the data inflow.

• A.True
• B.False

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What are the following main functions of FusionInsightManager?

• A.System Management
• B.safety management
• C.data integration
• D.Service Governance

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The open source big data platform based on Hadoop mainly provides distributed computing and storage capabilities for data. Which of the following are distributed storage components? (Multiple choice)

• A.HBase
• B.HDFS
• C.Spark
• D.MR

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HMaster needs to be connected when using HBase for data reading service in Fusioninsight HD

• A.True
• B.False

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A telecommunications companyplanopenexhibitionBigdatabusiness,target businesshavecustomer grouping,calendarHistorical bill analysis, real-time call charge analysis and other services. Which of the following options is the most appropriate in terms of functionality and cost to meet business needs?

• A.Deploy Storm
• B.Deploy MapReduce with Stare
• C.Deploy Soark separately
• D.Deploy Map Rabace

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