Apache Spark Interview Questions

21.List the functions of Spark SQL. Spark SQL is capable of: • Loading data from a variety of structured sources • Querying data using SQL statements, both inside a Spark program and from external tools that connect to Spark SQL…

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11.What is Spark Driver? Spark Driver is the program that runs on the master node of the machine and declares transformations and actions on data RDDs. In simple terms, driver in Spark creates SparkContext, connected to a given Spark Master.…

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1.What is Apache Spark? Spark is a fast, easy-to-use and flexible data processing framework. It has an advanced execution engine supporting cyclic data  flow and in-memory computing. Spark can run on Hadoop, standalone or in the cloud and is capable…

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