Practice Variables And Constants (4.5) - Chapter 4: Programming in Java

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10 questions

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6 sample questions

Question 1.
Write a variable declaration for a person's height.
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Use the `float` data type for decimal values.
Question 2.
Write a constant declaration for the value of Pi.
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Remember to use `final` for constants.
3Question 3.
What keyword is used to declare a constant in Java?
- final
- constant
- static
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Think about the keyword that prevents a variable from changing.
4Question 4.
True or False: Variables in Java can store values that can change.
- True
- False
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Remember the purpose of a variable.
Question 5.
Write a Java program that manages student scores, allowing for updating current scores but keeping a constant maximum score.
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Use the `final` keyword for `MAX_SCORE` and an integer variable for `currentScore`.
Question 6.
Discuss the benefits of using variables versus constants in a real-world programming application, highlighting both sides.
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Consider situations in your everyday coding where you modify values and where fixed values make sense.

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