VMware EDU-1202 Exam : Spring Certified Professional

Understanding functional and technical aspects of VMware Spring Professional 2021 Data Management: JDBC, Transactions

The following will be discussed in VMWARE EDU-1202 exam dumps:

• Can you execute a plain SQL statement with the JDBC template?
• What is the Template design pattern and what is the JDBC template?
• What is @EnableTransactionManagement for?
• When does the JDBC template acquire (and release) a connection, for every method called or once per template? Why?
• How does the JdbcTemplate support queries? How does it return objects and lists/maps of objects?
• Which PlatformTransactionManager(s) can you use with JPA?
• Is the JDBC template able to participate in an existing transaction?
• What does declarative transaction management mean?
• What is a callback? What are the JdbcTemplate callback interfaces that can be used with queries? What is each used for? (You would not have to remember the interface names in the exam, but you should know what they do if you see them in a code sample).
• Is a transaction a cross cutting concern? How is it implemented by Spring?
• What does @Transactional do? What is the PlatformTransactionManager?
• What is the difference between checked and unchecked exceptions? - Why does Spring prefer unchecked exceptions? - What is the Spring data access exception hierarchy?
• What is the default rollback policy? How can you override it?
• What is a transaction? What is the difference between a local and a global transaction?
• Where can the @Transactional annotation be used? What is a typical usage if you put it at class level?
• What do you have to configure to use JPA with Spring? How does Spring Boot make this easier?
• How does transaction propagation work?
• How do you configure a DataSource in Spring?
• How are you going to define a transaction in Spring?
• What is the default rollback policy in a JUnit test, when you use the @RunWith(SpringJUnit4ClassRunner.class) in JUnit 4 or @ExtendWith(SpringExtension.class) in JUnit 5, and annotate your @Test annotated method with @Transactional?
• What happens if one @Transactional annotated method is calling another @Transactional annotated method inside a same object instance?
• Are you able to participate in a given transaction in Spring while working with JPA?

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Understanding functional and technical aspects of VMware Spring Professional 2021 Aspect-Oriented Programming (AOP)

The following will be discussed in VMWARE EDU-1202 exam dumps:

• What is a ProceedingJoinPoint? Which advice type is it used with?
• What is the concept of AOP? Which problem does it solve? What is a cross cutting concern? - Name three typical cross cutting concerns. - What two problems arise if you don't solve a cross cutting concern via AOP?
• What is the JoinPoint argument used for?
• How does Spring solve (implement) a cross cutting concern?
• Which are the limitations of the two proxy-types? - What visibility must Spring bean methods have to be proxied using Spring AOP?
• What is a pointcut, a join point, an advice, an aspect, weaving?
• How many advice types does Spring support? Can you name each one? - What are they used for? - Which two advices can you use if you would like to try and catch exceptions?
• If shown pointcut expressions, would you understand them? - For example, in the course we matched getter methods on Spring Beans, what would be the correct pointcut expression to match both getter and setter methods?

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Understanding functional and technical aspects of VMware Spring Professional 2021 Container, Dependency and IOC

The following will be discussed in VMWARE EDU-1202 exam dumps pdf:

• How do you inject scalar/literal values into Spring beans? - What is @Value used for?
• What is an interface and what are the advantages of making use of them in Java?
• What is the difference between $ and # in @Value expressions?
• What is the default bean id if you only use @Bean? How can you override this?
• How are you going to create an ApplicationContext in an integration test?
• How do you configure profiles? What are possible use cases where they might be useful?
• What is a BeanPostProcessor and how is it different to a BeanFactoryPostProcessor?
• Why are you not allowed to annotate a final class with @Configuration - How do @Configuration annotated classes support singleton beans? - Why can't @Bean methods be final either?
• Where can properties in the environment come from - there are many sources for properties - check the documentation if not sure. Spring Boot adds even more.
• What is a property source? How would you use @PropertySource?
• How many profiles can you have?
• What is Spring Expression Language (SpEL for short)?
• Can you use @Component together with @Profile?
• What is the preferred way to close an application context? Does Spring Boot do this for you? - Dependency injection using Java configuration? - Dependency injection using annotations (@Autowired)? - Component scanning, Stereotypes? - Scopes for Spring beans? What is the default scope?
• What is the behavior of the annotation @Autowired with regards to field injection, constructor injection and method injection?
• Can you use @Bean together with @Profile?
• What is the Environment abstraction in Spring?
• What is a BeanFactoryPostProcessor and what is it used for? When is it invoked? - Why would you define a static @Bean method when creating your own BeanFactoryPostProcessor? - What is a PropertySourcesPlaceholderConfigurer used for?
• What does the @Bean annotation do?
• What can you reference using SpEL?
• Can you describe the lifecycle of a Spring Bean in an ApplicationContext?
• What is a proxy object and what are the two different types of proxies Spring can create? - What are the limitations of these proxies (per type)? - What is the power of a proxy object and where are the disadvantages?
• Are beans lazily or eagerly instantiated by default? How do you alter this behavior?
• What is dependency injection and what are the advantages of using it?
• What do they do? When are they called? - What is an initialization method and how is it declared on a Spring bean? - What is a destroy method, how is it declared and when is it called? - Consider how you enable JSR-250 annotations like @PostConstruct and @PreDestroy?
• When/how will they get called? - How else can you define an initialization or destruction method for a Spring bean?
• What is an ApplicationContext?
• How are you going to create a new instance of an ApplicationContext?
• What does component-scanning do?
• How does the @Qualifier annotation complement the use of @Autowired?

VMware EDU-1202 Exam Syllabus Topics: