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Q9. Select correct statement which Applies to Spark

A. Spark can be used existing Hadoop Cluster

B. Using any of Java, Python or Scala language development is faster

C. It has Spark core as well as other components as part of its stack for Real time streaming and Machine Learning



Ans : A,B,C

Exp : Spark is developed later to Hadoop, hence it is compatible with existing Hadoop framework. It is quite fast on both disk and memory based computations. It supports four different language e.g. Java, Python, SparkR and Scala. And also has various components as part of its stack

e.g. Streaming , Mlib, SparkSQL etc. 

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