Description: The concept of ‘Application Context Aware’ in Spring refers to an interface that allows beans to be aware of their owning ApplicationContext. This means that application components can interact with the application context, enabling them to access other beans, properties, and configurations defined within the context. This feature is fundamental for dependency injection, as it allows beans to communicate with each other and share information efficiently. Additionally, being context-aware enables beans to perform tasks such as event management, property configuration, and runtime bean creation. From a design perspective, this interface promotes a more modular and flexible architecture, where components can be easily replaced or modified without affecting the rest of the application. The ability of beans to interact with the ApplicationContext also facilitates the implementation of design patterns like Singleton and Prototype, enhancing code reuse and application maintainability. In summary, being ‘Application Context Aware’ is a key feature in Spring that enhances the functionality and cohesion of components within an application, allowing for more agile and efficient development.