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Total 90 questions
Refer to the exhibit.
How can a Spring Bean be created from this LegacySingleton class?
- A. Call LegacySingleton.getInstance() from within a @Bean method and return the instance.
- B. Return an instance of LegacySingleton using the new keyword from a @Bean method.
- C. It is not possible without modifying the LegacySingleton class, the constructor must be public.
- D. Modify the LegacySingleton class by adding the @Autowired annotation to the instance variable.
Answer : A
Which two options are application slices that can be tested with Spring Boot Testing? (Choose two.)
- A. Repository
- B. Messaging
- C. Web
- D. Container
- E. Client
Answer : AC
Which statements is true?
- A. Methods annotated with @AfterEach will run only once before any tests in a class are executed.
- B. @BeforeAll annotation can only be used on non-static methods.
- C. Methods annotated with @BeforeAll will run only once before any tests in a class are executed.
- D. @AfterEach annotation must be used on a cleanup method when @BeforeEach is used.
Answer : C
Using declarative transaction management, which situation will cause a transaction to roll back by default?
- A. When any uncaught unchecked exception is thrown
- B. When any type of exception is thrown, checked or unchecked
- C. When any uncaught checked exception is thrown
- D. Only when a Spring-specific exception is thrown
Answer : A
Refer to the exhibit.
What statement is true about @DirtiesContext?
- A. It will close the existing cached ApplicationContext and recreate a new one before the test method.
- B. It will close the existing cached ApplicationContext and recreate a new one after the test method.
- C. It will keep the existing cached ApplicationContext, all changes to Spring managed beans will be reverted after the test.
- D. It will recreate only the Spring managed beans that are modified inside the test method.
Answer : B
According to REST principles, which is the recommended way to update the order resource identified by 1234?
- A. Send a PUT request to /orders/edit?id=1234.
- B. Send a PUT request to /orders/1234.
- C. Send a POST request to /orders/1234.
- D. Send a POST request to /orders/edit?id=1234.
Answer : B
What's the password storage format when using the DelegatingPasswordEncoder?
- A. encodedPassword{id}, where {id} is an identifier used to look up which PasswordEncoder should be used.
- B. {id}encodedPassword, where {id} is an identifier used to look up which PasswordEncoder should be used.
- C. {timestamp}encodedPassword, where {timestamp} is the time when the password was encoded.
- D. {id}{salt}encodedPassword, where {id} is an identifier used to look up which PasswordEncoder should be used and {salt} a randomly generated salt.
Answer : B
Refer to the exhibit.
Which two statements are correct regarding auto-configuration of DataSource and JdbcTemplate beans given a Spring Boot application with only these two dependencies? (Choose two.)
- A. A DataSource bean will not be auto-configured.
- B. A JdbcTemplate bean will not be auto-configured.
- C. A JdbcTemplate bean will be auto-configured.
- D. A DataSource bean will be auto-configured only if a JdbcTemplate bean is explicitly defined.
- E. A DataSource bean will be auto-configured.
Answer : CE
Which two statements are true about Spring AOP? (Choose two.)
- A. The @After advice type is invoked regardless of whether a method successfully returned or an exception was thrown.
- B. In Spring AOP, a join point represents a method execution or property access.
- C. Spring AOP does not use AspectJ's pointcut expression language.
- D. Examples of cross-cutting concerns include security, caching, transaction.
- E. There are in total 4 types of advice, @Before, @After, @AfterReturning and @AfterThrowing.
Answer : AD
The Spring RestTemplate class:
- A. Can be used for non-blocking I/O, streaming applications, or handling reactive streams back pressure.
- B. Requires HttpMessageConverters to be explicitly defined for it before it can be used.
- C. Can only be used to talk to applications implemented using Spring MVC or WebFlux.
- D. Can be used to send and receive HTTP data defined using Spring's RequestEntity and ResponseEntity.
Answer : D
Which two statements are true regarding a Spring Boot "fat" JAR? (Choose two.)
- A. The "fat" JAR contains both the class files and the source files for your project.
- B. The "fat" JAR requires an external Servlet container.
- C. The "fat" JAR contains compiled classes and dependencies that your code needs to run.
- D. The "fat" JAR can contain multiple embedded application servers.
- E. The "fat" JAR is created by the Spring Boot Maven plugin or Gradle plugin.
Answer : CE
Which two statements about Spring MVC are true? (Choose two.)
- A. It is an MVC framework that implements the JAX-RS specification,
- B. mvc.properties is used to provide URL mappings to controllers.
- C. Classes annotated with @Controller annotation can be detected by component scanning and loaded as Spring beans.
- D. Spring MVC requires a Servlet container, Spring Boot can embed Tomcat, Jetty or Undertow.
- E. A DispatcherServlet is created for every @Controller/@RestController annotated class.
Answer : CD
Spring bean classes are defined under a package called com.mycomp.service. What two options are required to enable component scanning? (Choose two.)
- A. Ensure bean classes are annotated with the @Component annotation.
- B. Add the @ComponentScan ("com.mycomp. service") to the Java configuration.
- C. Ensure bean classes are annotated with the @Autowired annotation.
- D. Ensure bean classes are annotated with the @Bean annotation.
- E. Ensure bean classes are annotated with the @ComponentScan annotation.
Answer : AB
Which two statements are true regarding result set handling? (Choose two.)
- A. JdbcTemplate is configured with a default RowMapper.
- B. JdbcTemplate can return each row of a ResultSet as a Set.
- C. JdbcTemplate can return each row of a ResultSet as a Map.
- D. RowMapper interface is used for mapping a single row of a ResultSet to an object.
- E. RowMapper interface cannot be used for multiple row queries.
Answer : CD
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