4.3.1 - Default Constructor
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a default constructor?
💡 Hint: Think about how you create an object without providing initial values.
Write a simple class with a default constructor.
💡 Hint: Remember, the constructor name must match the class name.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a key feature of a default constructor?
💡 Hint: Recall how constructors are defined in Java.
True or False: A default constructor is necessary for every class.
💡 Hint: Consider classes that only have parameterized constructors.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a Computer class with a default constructor and a parameterized constructor. Implement methods that display the computer's specifications.
💡 Hint: Remember the syntax for constructors and methods in Java.
Design a Person class that has both a default constructor and a parameterized constructor for name and age. Explain how you would use each constructor in a program.
💡 Hint: Think about practical scenarios where having a default choice is useful.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.