Practice Key Principles (1.1.1) - Functional Programming in Java

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9 questions

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6 sample questions

Question 1.
What does immutability mean?
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Think about constants and their characteristics.
Question 2.
Define pure functions.
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Consider functions' predictability.
3Question 3.
What is immutability?
- A property allowing changes to data
- A property preventing data changes
- A project lifecycle management tool
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Consider the stability of variables.
4Question 4.
Are pure functions associated with side effects?
- True
- False
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Remember what defines a pure function.
Question 5.
Create an example code snippet that illustrates immutability in Java, and explain how it affects data consistency.
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Consider using classes with only getters.
Question 6.
Compare two code snippets: one using pure functions and one with side effects. Discuss potential issues in code maintainability.
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Think about how easily changes can be traced.

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