Spark Programming in Python for Beginners with Apache Spark 3 - Configuring Spark Session

The video tutorial explains four methods to configure Apache Spark: environment variables, sparkdefaults.com file, spark-submit command line, and application code. It discusses the precedence of these methods, with application code having the highest precedence. The tutorial advises using command line and SparkConf for configuration, leaving environment variables and sparkdefaults.com for cluster admins. It also covers best practices for deployment and runtime behavior configurations, and suggests avoiding hardcoding by using external config files.

What are the four different methods to configure Apache Spark?

Explain the significance of environment variables in Spark configuration.

How does the spark-defaults.conf file contribute to Spark configuration?

Describe the process of using spark-submit for configuring Spark applications.

What is the precedence order of configuration settings in Spark?

Why is it important to avoid hard coding configurations in Spark applications?

What approach can be taken to manage Spark configurations outside of the application code?