Object-oriented programming · interview question
In Java, which of the following best describes the relationship between a class and an object?
Multiple choiceEasychapter-2-curatedpremiumoopclasses-and-objects
Answer and explanation
Correct answer
A. A class is a blueprint from which objects are created.
Why
A class is a blueprint that defines the structure and behavior (methods) that the objects created from it will have. An object is an instance created based on this blueprint, representing a specific realization of the class.
Test yourself on Object-oriented programming
A free test with instant, explained results. No account needed.
More Object-oriented programming questions
- What happens if a subclass does not implement all abstract methods from its abstract superclass?
- What does the 'this' keyword refer to within an instance method of a class?
- Which Java keyword would you use to declare an abstract class in Java?
- Which statement correctly creates an instance of the 'Product' class?
- How does using interfaces in Java promote flexibility in application design?
- In Java, why might composition be preferred over inheritance when designing a class to calculate discounts for…