Free H13-711_V3.0 Exam Braindumps (page: 42)

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Which of the following statements about the comparison of Sparkstreamingi and Streaming is incorrect?

  1. SparkStreaming:It is a micro-batch framework, and events need to be processed when they are exhausted to a certain amount
  2. The execution logic of Streamingl is to start immediately, and then recycle after running.
  3. The throughput of SparkStreaming is about 2-5 times that of Streaming
  4. SparkStreaming event processing latency is higher than Streaming

Answer(s): B



Which of the following statements about atomicity in Zooeeper's key features is correct?

  1. Updates sent by the client are applied in the order in which they were sent
  2. Updates can only be fully completed or failed, not partially
  3. OneA message received by one server will be received by all servers
  4. No matter which server in the cluster, the same view is displayed to the outside world

Answer(s): B



In Flink( )Interface for streaming data processing.( )interface for batch processing

  1. Stream API, Batch API
  2. Data Stream APl. DataSet AP
  3. DataBatch AP1.DataStreamAPIi
  4. BatchAP1, Stream APi

Answer(s): B



Hive is a data warehouse software based on hadoopE, which can query and manage PB-level distributed data. Which of the following descriptions about Hive features is incorrect?( )

  1. Only supports MapReduce computing engine
  2. Easy to use and easy to program
  3. Direct access to HDFS files and HBase
  4. Flexible and convenient ETL (extract/transform/load)

Answer(s): A






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