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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a constructor in Java?
💡 Hint: Remember it has the same name as the class.
Question 2
Easy
What keyword is used to refer to the current object within a constructor?
💡 Hint: It helps to differentiate between parameters and class variables.
Practice 3 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does a constructor do when an object is created?
- It deletes the object.
- It initializes the object.
- It updates the object's attributes.
💡 Hint: Think about what happens during the object creation process.
Question 2
True or False? Constructors return a value.
- True
- False
💡 Hint: What was the main feature of constructors we discussed?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a class 'Animal' with a parameterized constructor that initializes the type and age. Demonstrate its use in a main method.
💡 Hint: Think about what attributes define an 'Animal'.
Question 2
Explain how parameterized and default constructors can coexist in a class. Give an example.
💡 Hint: Consider how both can be useful for initializing objects differently.
Challenge and get performance evaluation