2V0-72.22 Sample Questions Answers

One AccountRepository bean will be instantiated since the default scope is singleton.

Three AccountRepository beans will be instantiated as the accountRepository() method will be called three times.

Many AccountRepository beans will be instantiated, depending how often accountRepository(), transferService() and accountService() are called.

Two AccountRepository beans will be instantiated as the accountRepository() method will be called two times.

Auto-configuration uses @Conditional annotations to constrain when it should apply.

Auto-configuration could apply when a bean is missing but not when a bean is present.

Auto-configuration is applied by processing candidates listed in META-INF/spring.factories.

Auto-configuration could apply when a bean is present but not when a bean is missing.

Auto-configuration is applied before user-defined beans have been registered.

The advice is invoked only if the method returns successfully but not if it throws an exception.

The @AfterReturning advice allows behavior to be added after a method returns even if it throws an exception.

The advice has complete control over the method invocation; it could even prevent the method from being called at all.

Typically used to prevent any exception, thrown by the advised method, from propagating up the call-stack.

BeanPostProcessors are called before the dependencies have been injected.

Custom BeanPostProcessors can be implemented for Spring applications.

BeanPostProcessors are called before the BeanFactoryPostProcessors.

BeanPostProcessors are called during the initialization phase of a bean life cycle.

BeanPostProcessors cannot be ordered in a Spring Boot application.

REST is a Protocol.

REST is Stateful.

REST is Reliable.

REST is Interoperable.

REST is Relative.

@TestApplicationContext is used to define additional beans or customizations for a test.

Test methods in a @SpringBootTest class are transactional by default.

@SpringBootTest is typically used for integration testing.

Test methods annotated with @SpringBootTest will recreate the ApplicationContext.

@SpringBootTest without any configuration classes expects there is only one class annotated with@SpringBootConfiguration in the application.