14.11. Executors and Thread Pools

Try these first

1. 1.

   What is the main purpose of the Executor framework in Java?

   Hint

   Think about how Executors handle tasks.

2. 2.

   Name one type of executor.

   Hint

   These come from the Executors class.

3. 3.

   What is the main benefit of using thread pools?

   • Increased CPU usage
   • Improved resource management
   • Decreased task execution speed

   Hint

   Consider efficiency in task execution.

4. 4.

   True or False: A CachedThreadPool creates and destroys threads for every submitted task.

   • True
   • False

   Hint

   Focus on thread reusability.

5. 5.

   You are tasked with designing a web server that can handle variable traffic. Describe how you would utilize CachedThreadPool for task management.

   Hint

   Think about the server's responsiveness to traffic changes.

6. 6.

   Explain how to design a scheduling application using ScheduledThreadPool that reminds users of appointments. Describe its advantages.

   Hint

   Consider the timeliness of notifications.