Practice Best Practices for Using DI - 19.9 | 19. Dependency Injection and Inversion of Control | Advance Programming In Java
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the preferred method for injecting mandatory dependencies in DI?

πŸ’‘ Hint: Think of the first step in creating an object.

Question 2

Easy

Why should field injection be avoided in business logic?

πŸ’‘ Hint: Consider how clear the dependencies are in your code.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

Which injection method is preferred for mandatory dependencies?

  • Setter Injection
  • Field Injection
  • Constructor Injection

πŸ’‘ Hint: What do you think is best suited for essential components?

Question 2

True or False: Field Injection allows for clearer dependency tracking.

  • True
  • False

πŸ’‘ Hint: Think about visibility of what a class needs.

Solve 3 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Create a class diagram for a Dependency Injection setup that demonstrates constructor injection with minimal dependencies.

πŸ’‘ Hint: Consider what makes each class operate independently without excessive dependencies.

Question 2

Analyze a code segment where field injection is used and identify potential pitfalls related to testing and maintenance.

πŸ’‘ Hint: Think of how you'd test that class in isolation.

Challenge and get performance evaluation