Dependency Injection · interview question
Why is constructor injection generally preferred over field injection in Spring Boot applications?
Multiple choiceEasychapter-9-curatedpremiumdependency-injectionconstructor-vs-field-injection
Answer and explanation
Correct answer
B. It promotes immutability and easier testing.
Why
Constructor injection allows for dependencies to be final, promoting immutability. It also makes testing easier as dependencies can be provided through the constructor rather than requiring reflection or access to private fields.
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