Spring Core – Page 5 – Sharp: NCLEX, Java & Python

Java: Persistence and Validation

How can bean validation improve application security?

What are the consequences of improper bean scope selection?

Why does using @NotBlank on a field matter in practice?

How does Spring Boot solve transaction self-invocation issues?

Why validate request DTOs at the controller boundary?

What are the design consequences of using field injection?

How does the Spring container handle bean destruction?

What role does the @Configuration annotation play in Spring Boot?

How does the Application Context manage bean lifecycles?

Why is constructor injection preferred over setter injection?