Apache Spark is a fast and general-purpose cluster computing system. It provides high-level APIs in Java, Scala, Python and R, and an optimized engine that supports general execution graphs. It also supports a rich set of higher-level tools including Spark SQL for SQL and structured data processing, MLlib for machine learning, GraphX for graph processing, and Spark Streaming.

The Apache Spark Reference Manual provides beginners with a simple introduction to the basics, and experts will find advanced details they need.

In this you will see the following things below.

1. Launching on a Cluster
2. Programming Guides
3. Modules built on Spark
4. Deployment Guides
5. Deployment modes
6. Other Documents

You will find all this section offline without any internet connection and learn Spark easily anywhere and anytime.