Answer / Gaurav Kaushik

Spark Databricks is a cloud-based service that makes it easy for data scientists and engineers to build, deploy, and manage big data applications using Apache Spark.

List the various types of "Cluster Managers" in Spark.

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State the difference between persist() and cache() functions.

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Explain the level of parallelism in spark streaming?

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What is a dataframe spark?

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Explain fullOuterJoin() operation in Apache Spark?

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What is Spark?

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Why is the spark so fast?

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List the languages supported by Apache Spark?

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Define fold() operation in Apache Spark?

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What is the difference between rdd and dataframe in spark?

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What is apache spark core?

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Where does spark plug get power?

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