Dependency Injection · interview question

Which of the following is a benefit of using 'final' with constructor-injected dependencies?

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It automatically registers the dependency with Spring.It ensures dependencies are immutable.It reduces the application startup time.It allows the dependencies to be changed at runtime.

Answer and explanation

Correct answer

B. It ensures dependencies are immutable.

Why

Using 'final' with constructor-injected dependencies ensures that these dependencies are immutable after the object is constructed, which aligns with best practices for creating robust and maintainable code.

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Which of the following is a benefit of using 'final' with constructor-injected dependencies?

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