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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is Dependency Injection?
💡 Hint: Think about how an object gets what it needs without creating it.
Question 2
Easy
Define Loose Coupling in the context of Dependency Injection.
💡 Hint: Focus on how changes in one part affect the other.
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
What is a main benefit of using Dependency Injection?
- Tight Coupling
- Loose Coupling
- Increased Complexity
💡 Hint: Think about how classes interact with each other.
Question 2
True or False: Dependency Injection can improve the scalability of an application.
- True
- False
💡 Hint: Consider how you could add new features to an existing app.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider an application that requires logging service implementations from different providers. How can Dependency Injection facilitate this? Discuss and provide examples.
💡 Hint: Compare this scenario to switching light bulbs in a lamp; the fixture remains the same, but the bulb can change.
Question 2
You need to refactor a tightly coupled class to implement Dependency Injection. Describe the steps you would take in refactoring this class.
💡 Hint: Think of how you would convert a direct connection into a modular plug-in system.
Challenge and get performance evaluation