HUAWEI CLOUD MapReduce service provides tenants fully controllable one-stop enterprise-level big data cluster cloud service, fully compatible with open-source interfaces, combined with HUAWEI cloud computing, storage advantages and big data industry experience, to provide customers with high performance, low cost, the flexible and easy-to-use full-stack big data platform can easily run Hadoop, Spark. HBase, Kafka, Storm and other big data components, realize real-time and offline analysis and mining, and discover new business opportunities.

• A.True
• B.False

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Regarding the basic operation of Hive table creation, which description is correct?

• A.Once the table is built, the table name cannot be modified
• B.The external keyword needs to be formulated when creating an external table
• C.Once the table is built, no new columns can be added
• D.Once the table is created, you can no longer modify the column name

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In a Fusioninsight HD V100R002C60 cluster, which of the following components need to be partitioned for metadata?

• A.Zookeeper
• B.Redis
• C.HDFS
• D.Streaming
• E.HBase-F Kafka

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What are the performance bottlenecks of traditional data processing? (Multiple choice)

• A.Insufficient streaming data processing performance
• B.Limited scalability
• C.High data storage cost
• D.Missing batch data processing

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In the F1ink technical architecture,( )is a computing engine for stream processing and batch processing

• A.DataStream
• B.Standalone
• C.Runtime
• D.FlinkCore

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