Practice Constructors (3) - Constructors - ICSE 10 Computer Applications

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10 questions

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Exercise
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is a constructor?
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Think about when an object is created.
Question 2.
What does a default constructor do?
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Consider how it might assign values by default.
3Question 3.
What is a constructor?
- A special function to initialize objects
- A regular function
- None of the above
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Remember its role in the lifecycle of an object.
4Question 4.
True or False: A default constructor takes parameters.
- True
- False
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Consider the meaning of 'default'.
Question 5.
Implement a Java class called Book that has a default constructor and a parameterized constructor. Showcase constructor overloading.
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Make sure to define default values for your attributes in the default constructor.
Question 6.
Write a brief essay discussing the role of constructors in object-oriented design, focusing on initialization and error prevention.
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Think about how constructors contribute to code maintainability and readability.

6 more questions in this section. Enroll free to practise them all.