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A developer initializes a SparkSession:spark = SparkSession.

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A developer initializes a SparkSession:

spark = SparkSession.builder \

.appName("Analytics Application") \

.getOrCreate()

Which statement describes the spark SparkSession?

A.

The getOrCreate() method explicitly destroys any existing SparkSession and creates a new one.

B.

A SparkSession is unique for each appName, and calling getOrCreate() with the same name will return an existing SparkSession once it has been created.

C.

If a SparkSession already exists, this code will return the existing session instead of creating a new one.

D.

A new SparkSession is created every time the getOrCreate() method is invoked.

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