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3 cards from this section. Quick, good the night before a test.
What is a default constructor?
Think about what happens if no constructor is defined.
Can you create an object without any constructor defined?
Consider how Java initializes objects by default.
What type of constructor is automatically provided by Java if none are defined?
Think about what initialization happens automatically.
Can you overload constructors in Java?
Remember the flexibility constructor overloading provides.
Design a 'Student' class with both default and parameterized constructors. Create several instances to demonstrate how each constructor works.
Ensure both constructors set attributes correctly and demonstrate instantiation.
Explain how you would handle constructor overloading in a class with abstract values, such as a 'Vehicle' class that may represent bikes, cars, and trucks.
Consider how constructors could be defined distinctly for different vehicle categories.
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