Practice Setter Injection (19.3.2) - Dependency Injection and Inversion of Control

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8 questions

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6 sample questions

Question 1.
What is Setter Injection?
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Think about how dependencies are assigned in a class.
Question 2.
Name one advantage of Setter Injection.
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Consider the flexibility aspect.
3Question 3.
What allows changes to dependencies after object creation in Setter Injection?
- Constructor
- Method
- Public Setters
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Focus on what part of the class structure enables this flexibility.
4Question 4.
True or False: Setter Injection can lead to incomplete object configurations if used incorrectly.
- True
- False
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Think about the implications of having optional versus mandatory dependencies.
Question 5.
Design a shopping cart system where the payment method can be selected at runtime using Setter Injection.
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Think about interface segregation for payment methods.
Question 6.
Describe potential risks involved with using Setter Injection in a critical application.
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Consider runtime errors related to unconfigured states.

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