Java – Page 36 – Sharp: NCLEX, Java & Python

Java: Persistence and Validation

Why does @Valid in Spring Boot controllers matter in this design?

How does the @NotBlank annotation help in data validation?

Why can self-invocation of a @Transactional method fail?

What are the benefits of constructor injection in Spring?

How to handle transactions in self-invoking methods?

Why is early input rejection important in Spring applications?

How would you explain a common mistake with bean scopes in Spring in an interview?

What benefits does Spring Boot auto-configuration offer?

How does Spring manage prototype bean scopes?

What does the @Component annotation do?