10 Questions
What is the purpose of the 'new' keyword in Java?
To create a new object in memory
In Java, what is the default access modifier for instance variables?
Package-private
What is the role of a constructor in Java?
Initializing the state of an object
How is an object created in Java?
Using the 'new' keyword followed by the class name and parentheses
What is the purpose of declaring a reference variable for an object in Java?
To refer to the memory location of the object
What is the purpose of the 'new' keyword in Java when creating an object?
Allocates memory for the object and returns a reference to it
What is the default access modifier for instance variables in the Person class?
Private
What does it mean to 'manipulate objects' in Java?
Performing operations on the object's instance variables
What is the role of a constructor in Java?
Initializing the object's instance variables
Why is it necessary to declare a reference variable for an object in Java?
To store the memory address of the object
Test your knowledge of Java programming with this quiz on building program classes and objects. Evaluate your understanding of constructors, methods, creating Java objects, manipulating objects, and passing parameters. This quiz is designed for students studying Object Oriented Programming.
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