Practice Main Class - 19.6.4 | 19. Dependency Injection and Inversion of Control | Advance Programming In Java
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Main Class

19.6.4 - Main Class

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the purpose of the Main Class in a Spring application?

💡 Hint: Think about where execution starts.

Question 2 Easy

Define a Spring Bean.

💡 Hint: Consider object management and lifecycle.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the Main Class do in a Spring application?

💡 Hint: Consider what happens when you run your application.

Question 2

True or False: Beans are defined using annotations only in Spring.

💡 Hint: Recall the different methods of configuration we discussed.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a Spring application with a User class that has a dependency on a DatabaseService. Write both XML and annotation-based configurations.

💡 Hint: Remember the key points of DI and how to specify dependencies in both formats.

Challenge 2 Hard

Explain how changing the scope of a bean affects the behavior of your application. Provide an example using singleton and prototype scopes.

💡 Hint: Consider how instances are managed in each case.

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