Java OOP Constructors
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Questions and Answers

What is a constructor in Java?

  • A method used to control access to class members
  • A method used to define object attributes
  • A special method used to initialize objects (correct)
  • A method used to perform calculations on objects

What happens when you define your own constructor in Java?

  • The default constructor still initializes all member variables to zero
  • The default constructor provided by Java is overridden (correct)
  • The default constructor initializes all member variables to zero
  • The default constructor is removed from the class

What is the purpose of a constructor in Java?

  • To perform calculations on objects
  • To control access to class members
  • To create new class instances
  • To initialize object attributes (correct)

What does the default constructor in Java do?

<p>Initializes all member variables to zero (A)</p> Signup and view all the answers

What does a Java constructor have the same name as?

<p>The class name (C)</p> Signup and view all the answers

What is the purpose of a constructor in Java?

<p>To initialize objects and set initial values for object attributes (D)</p> Signup and view all the answers

What happens when you define your own constructor in Java?

<p>The default constructor provided by Java is overridden (C)</p> Signup and view all the answers

What is the name of a constructor in Java?

<p>Same as the class name (A)</p> Signup and view all the answers

What does the default constructor in Java do?

<p>Initializes all member variables to zero (A)</p> Signup and view all the answers

When is a constructor in Java called?

<p>When an object of a class is created (C)</p> Signup and view all the answers

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