Multithreading in Java: Basics and Concurrency Utilities
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Questions and Answers

What is a Java thread represented by?

  • An object of the Thread subclass (correct)
  • An object of the ThreadGroup class
  • An object of the Runnable subclass
  • An object of the Runnable interface
  • Which method is used to create and start a thread when extending the Thread class?

  • begin method
  • run method
  • execute method
  • start method (correct)
  • What is one way to program Java threads?

  • Extending the Thread class (correct)
  • Implementing the Runnable interface
  • Implementing the ThreadGroup class
  • Extending the Runnable interface
  • What does the Runnable interface require?

    <p>Implementation of the run method</p> Signup and view all the answers

    Which class extends Object and implements Runnable in Java?

    <p>Thread class</p> Signup and view all the answers

    Study Notes

    Thread Representation

    • A Java thread is represented by an instance of the Thread class or a class that extends it.

    Creating and Starting a Thread

    • When extending the Thread class, the start() method is used to create and start a thread.

    Programming Java Threads

    • One way to program Java threads is by extending the Thread class.

    Runnable Interface

    • The Runnable interface requires a run() method to be implemented.

    Implementing Runnable

    • The Thread class extends Object and implements Runnable in Java.

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    Description

    Test your knowledge of Java multithreading with this quiz covering topics such as creating threads, using Thread class, ThreadGroup, Runnable interface, and concurrency utilities like java.util.concurrent package.

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