Interview Questions and Answers

Example:

val filteredRDD = inputRDD.filter(x => x > 0)
filteredRDD.count()

Example:

val resilientRDD = originalRDD.filter(x => x > 0)

Example:

val groupedRDD = inputRDD.groupByKey()

Example:

SparkContext sc = new SparkContext("local", "SparkExample")

Example:

val skewedData = inputRDD.groupByKey(numPartitions)

Example:

sparkConf.set("spark.locality.wait", "2s")