Practice This Keyword In Constructors (9.6)

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10 questions

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6 sample questions

Question 1.
What does the this keyword refer to in a constructor?
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Think about the role of `this` when creating an object.
Question 2.
Why do we need this when parameters are named the same as instance variables?
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Consider what happens if you don't use `this`.
3Question 3.
What does the this keyword refer to in Java?
- The current method
- The current class
- The current object
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Think about how you address instance variables.
4Question 4.
True or False: The this keyword can only be used in constructors.
- True
- False
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Consider where else you might see `this` used.
Question 5.
Design a class Laptop that has model, brand, and year as its attributes. Create parameterized and default constructors, incorporating the this keyword appropriately.
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Consider how you would differentiate attributes from parameters.
Question 6.
Write a program that creates an object of a Student class with name and id. Use the this keyword correctly to initialize the attributes.
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Make sure your parameters match the instance variable names.

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