Practice Example Of Constructor Initialization (5.3.2) - Objects

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6 sample questions

Question 1.
What is a constructor in Java?
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Think about how constructors are similar to initializing variables.
Question 2.
Can constructors return a value?
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Remember, constructors set the initial state.
3Question 3.
What is the purpose of a constructor in Java?
- To create a new class
- To initialize an object
- To delete an object
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Think about what happens when you create a new instance of a class.
4Question 4.
True or False: Constructors can have return types.
- True
- False
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Remember what sets them apart from regular methods.
Question 5.
Design a class 'Student' with a constructor that initializes name, ID, and GPA. Then create another constructor that initializes only name and ID, setting GPA to a default value.
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Think about how constructors can help provide default values.
Question 6.
Explain how constructor overloading benefits code maintenance and readability. Provide an example with a class for a Rectangle that has overloaded constructors.
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Reflect on the clarity of different ways to create objects.

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