Apache Spark Certification Practice Test

Question: 1 / 400

What is one of the methods to construct an RDD?

By transforming another RDD

Constructing an RDD (Resilient Distributed Dataset) can indeed be achieved through transformations of another RDD. This method capitalizes on the lineage of RDDs, allowing users to create new RDDs by applying various transformations like map, filter, or union to existing RDDs. This is a fundamental principle in Spark, enabling efficient data processing and the ability to build complex data pipelines while maintaining fault tolerance.

Other methods for creating RDDs include parallelizing collections from existing data and loading data from external storage systems, not limited to transformations of existing RDDs. The emphasis on transformation offers a powerful and flexible way to handle data processing tasks, especially in a distributed computing environment.

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Using a SQL database

Only through JSON files

By utilizing XML formats

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