Congratulations! You completed the lesson on parallel and concurrent programming! 🙌

Key concepts covered in this lesson:

• What Concurrency and Parallelism are and what their differences are
• Thread pools and how they work
• The Executor framework and how it uses thread pooling
• The Fork-Join framework and how it uses ForkJoinPool and ForkJoinExecutor
• How to implement true parallelism through the use of Fork-Join and Parallel Streams
• What Streams are and how they can be used in Parallel Streams