Practice Pitfalls To Avoid (19.10) - Dependency Injection and Inversion of Control

Practice: Pitfalls to Avoid

Lesson 19.10Dependency Injection and Inversion of Control

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9 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does over-injection indicate about a class's design?
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Consider how many responsibilities a class should have.
Question 2.
What are the two main types of bean scopes in DI?
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Think about how many instances are created.
3Question 3.
What is a sign of over-injection in a class?
- A class has few dependencies.
- A class has many dependencies.
- A class has no dependencies.
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Think about how many things a class should handle.
4Question 4.
T/F: Tight framework coupling can limit the flexibility of your application.
- True
- False
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Consider the impact of tightly bound functionalities.
Question 5.
Identify a real-world application scenario where over-injection might occur. Suggest a design improvement.
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Evaluate responsibilities of various services.
Question 6.
Discuss an application you worked on that faced silent injection failures. How did it impact the application, and what steps did you take to resolve this?
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Reflect on your experiences with dependency injection.

5 more questions in this section. Enroll free to practise them all.