Spring / Spring Beans
When is a Spring Singleton bean garbage collected?
Singleton beans are created when the Spring container starts and are destroyed when the Spring container stops. The reason is spring container always maintains a reference to it while it is also manually referenced anywhere in your code.
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What are Beans in Spring framework?
What does a Spring Bean definition consists of?
Different Spring Bean Scope.
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Describe the lifecycle of a Bean in Spring framework.
Is a singleton bean thread safe in Spring Framework?
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Explain the different ways to configure a Java class as Spring Bean.
Difference between id and name attribute of <bean> element in a Spring configuration file.
Is Spring Bean with singleton scope thread safe?
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Explain Spring bean inheritance.
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Explain JSR-250 annotation.
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How to get all the Spring beans implementing a specific interface?
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Explain @Lookup annotation usage in this context.
When should you use prototype scope vs request scope?
What is the default scope in Spring and why?
How do you ensure each user session gets a unique bean instance even if it's injected into a singleton service?
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