In Java, a constructor is a special method used to initialize objects when they are created. Unlike regular methods, constructors have the same name as the class and no return type — not even void.
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Which of the following statements is true about constructors?
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Question 4 of 15
4. Question
What happens if no constructor is defined in a class?
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Question 5 of 15
5. Question
What is the purpose of a parameterized constructor?
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Question 6 of 15
6. Question
Which keyword is used to call another constructor in the same class?
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Question 7 of 15
7. Question
How many constructors can a class have?
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Question 8 of 15
8. Question
What is constructor overloading?
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Question 9 of 15
9. Question
Can constructors be inherited?
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Question 10 of 15
10. Question
Which method is automatically called when an object is created?
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Question 11 of 15
11. Question
Can constructors be static in Java?
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Question 12 of 15
12. Question
What is the output of the following?
class Test { Test() { System.out.println(“Constructor called”); } public static void main(String[] args) { Test t = new Test(); } }
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Question 13 of 15
13. Question
What will happen if you define only a parameterized constructor in a class?
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Question 14 of 15
14. Question
What does `super()` do in a constructor?
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Question 15 of 15
15. Question
Can a constructor be `private` in Java?
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Summary
These MCQs help solidify understanding of Java constructors, including default and parameterized constructors, overloading, access levels, object initialization, and `this()` vs `super()` usage. Excellent for interviews, certification tests, and student evaluations.
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