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What is Apache Spark?

- Fast, Scalable distributed processing engine
- Provides high level API for in memory processing and significant performance improvements over Hadoop MapReduce
- Spark SQL integrates with structued or tabular data
- Steams for processing streaming data in real time
- MLlib machine learning and GraphX for processing graphs
- It's written in Scala (JVM language)
- It supports Java, Python and Ruby

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java.lang.IllegalArgumentException: Unsupported class file major version 60

- Check the stack trace and version of Java. - Update the correct Java Version to resolve the Exception.