30.5.3. Spring Beans and Container

Try these first

1. 1.

   What is a Spring Bean?

   Hint

   Think of it as an object managed by a framework.

2. 2.

   Name one container in Spring.

   Hint

   This is the simpler container managing beans.

3. 3.

   What is a Spring Bean?

   Hint

   This is a core component of the Spring framework.

4. 4.

   Which of the following is not a container in Spring?

   • Bean Factory
   • ApplicationContext
   • Spring Boot

   Hint

   Think about what constitutes a container.

5. 5.

   Design a Spring application that requires at least three different beans with different lifecycles. Explain how you would configure each bean using both XML and annotation-based configurations.

   Hint

   Think about the differences in lifespan for each type of bean.

6. 6.

   Given a scenario of a large-scale application facing performance issues due to excessive bean creation, suggest an optimization approach using Spring. How would changing bean scope affect performance?

   Hint

   Consider how the scope affects resource allocation and management.