What Happens Internally When You Submit a Task to ExecutorService?

Ever wondered how Java handles multi-threading behind the scenes? Learn what happens internally when you submit a task to ExecutorService with this beginner-friendly guide. Imagine you are running a busy pizza shop. If you—the owner—tried to take orders, toss the dough, bake the pizzas, and deliver them all by yourself, your business would crash. Instead, you hire a crew of workers (a Thread Pool) and a manager (the ExecutorService) to handle the chaos. In the world of Java programming, managi