In the Kafka cluster, the role of the Kafka server is:

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

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Spark is implemented in which of the following programming languages?

• A.JAVA
• B.C
• C.Scala
• D.C++

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What data types of application scenarios is HBase of Hadoop not suitable for?

• A.Mass data application scenarios
• B.Large file application scenarios
• C.Semi-structured data application scenarios
• D.High throughput application scenarios

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The compatibility of F1ink is reflected in which of the following aspects?

• A.Ability to get more data from local
• B.YARN can be used as a resource scheduling manager for Flink clusters
• C.Can be mixed with Hadoop's original mappers and reducers
• D.Ability to use Hadoop formatted input and output

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What services can Huawei MRS provide to customers?

• A.Multi-node deployment
• B.Offline and real-time data processing
• C.Security Control Based on Kerberosi Certificate
• D.Statistical analysis and data mining

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