Answer / Himanshu Mahajan

Yes, Apache Spark can be run on Apache Mesos. Apache Mesos is a platform that provides efficient resource isolation and management across datacenter-scale pools of heterogeneous compute resources. By integrating with Apache Mesos, Apache Spark can leverage its scalability and resource management features.

What is difference between map and flatmap in spark?

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Explain about the different types of transformations on DStreams?

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What are the exact differences between reduce and fold operation in Spark?

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What are common spark ecosystems?

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Explain Spark join() operation?

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Explain transformation in rdd. How is lazy evaluation helpful in reducing the complexity of the system?

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What do you understand about yarn?

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What is spark accreditation?

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Describe coalesce() operation. When can you coalesce to a larger number of partitions? Explain.

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Does spark use hive?

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What is project tungsten in spark?

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What is spark certification?

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