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4 cards from this section. Quick, good the night before a test.
What is Dependency Injection?
Think about how objects interact without tightly coupling to implementations.
What do we use to define beans in Spring using XML?
Recall the structure of XML used in Spring configuration.
What is the role of ApplicationContext in Spring?
Remember the context's primary role in managing components.
True or False: Constructor injection can lead to a situation where a class is created without necessary fields.
Consider whether an object can be incomplete with constructor injection.
Explain how Spring's Dependency Injection can lead to better unit testing of Java applications.
Consider how easier testing can be with fewer dependencies.
Given a scenario where certain classes depend on various versions of the same dependency, how would you manage this using Spring?
Think about how Spring handles different configurations.
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