Answer / Vikas Saini

An RDD (Resilient Distributed Dataset) is a fundamental data structure in Apache Spark, used for distributed storage and computation. It is an immutable distributed collection of objects that can be processed in parallel across multiple nodes in a cluster.

Explain Spark streaming?

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Explain the operation reduce() in Spark?

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Who creates dag in spark?

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

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Explain the top() and takeordered() operation?

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What is external shuffle service in spark?

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Does spark work with python 3?

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explain the key features of Apache Spark?

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What is executor memory in a spark application?

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What apache spark is used for?

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What is the difference between spark and hive?

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Define "PageRank".

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