Answer / Hans Raj Verma

Spark Master is a central process that manages all available worker nodes and applications running in an Apache Spark cluster. It schedules tasks to the appropriate workers and monitors their status.

Is there any benefit of learning MapReduce, then?

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What is pipelined rdd?

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What is Sparse Vector?

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How you can remove the element with a critical present in any other Rdd is Apache spark?

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Is it possible to run Apache Spark without Hadoop?

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When running Spark applications, is it necessary to install Spark on all the nodes of YARN cluster?

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Why Spark?

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What does apache spark do?

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What is difference between spark and mapreduce?

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How do I clear my spark cache?

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What is the use of spark sql?

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How will you calculate the number of executors required to do real-time processing using Apache Spark? What factors need to be considered for deciding on the number of nodes for real-time processing?

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