Java – Page 35 – Sharp: NCLEX, Java & Python

Java: Persistence and Validation

Why is constructor injection often preferred in Spring?

How does @NotBlank improve data validation?

How can bean validation enhance application security?

How does Spring Bean Validation prevent invalid data from reaching the service layer?

Why can using the default bean scope lead to issues in web applications?

How does self-invocation affect transaction management in Spring?

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?