Core Java program to create multiple threads

Hey there!

Welcome to

In this post, we will look at a Core Java program to create multiple threads. We can create threads in two ways as below:

  • By implementing the Runnable interface.
  • By extending the Thread class

The user can select any of the approaches based on their requirement.

  • If the requirement is to obtain the basic Thread functionality, extending Thread would be a good choice.
  • If we need to extend any other class apart from Thread for other functionalities, we can go with implementing the Runnable interface.


Let’s look at the program for implementing the Runnable interface:



Let’s look at the program for extending a Thread class:


Happy Learning :).

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