Create 02 - architecture.md

Author: ShubhamJagtap2000

PySpark/02 - architecture.md

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+# PySpark Architecture
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+- Apache Spark works on a master-slave architecture.
+- Operations are executed on workers, and the Cluster Manages resources.
+
+![image](https://github.com/ShubhamJagtap2000/Python-Spark/assets/63872951/d5823743-26f4-4706-a092-b37443ab76c1)
+
+- So when a spark application runs, Spark Driver creates a context that is an entry point for the application and all associated operations are executed on the workers nodes.
+- Finally, the cluster manager administrates those resources.