2V0-72.22 : Spring Professional Develop Exam

2V0-72.22 Dumps
2V0-72.22 Braindumps 2V0-72.22 Real Questions 2V0-72.22 Practice Test
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2V0-72.22
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Question: 10
Which two statements are correct regarding the Health Indicator status? (Choose two.)
1. The last status in a sorted list of HealthIndicators is used to derive the final system health.
2. The status with the least severity is used as the top-level status.
3. Custom status values can be created.
4. The built-in status values are DOWN, OUT_OF_SERVICE, UNKNOWN, and UP in decreasing order of severity.
5. The severity order cannot be changed due to security reasons.
Answer: A,C,D
Explanation:
Reference: https://docs.spring.io/spring-boot/docs/1.5.x/reference/html/production-ready-endpoints.html
Question: 11
What is a Spring Boot starter dependency? (Choose the best answer.)
1. A setting for specifying which code you want Spring Boot to generate for you.
2. A specific POM which you must build to control Spring Bootās opinionated runtime.
3. A pre-existing model project you can download and use as the basis of your project.
4. An easy way to include multiple, coordinated dependencies related to a specific technology, like web or JDB
Answer: D
Explanation:
Reference: https://developer.ibm.com/tutorials/j-spring-boot-basics-perry/
Question: 12
Which option is true about use of mocks in a Spring Boot web slice test? (Choose the best answer.)
1. Mocking a Spring Bean requires annotating it with @MockBean annotation.
2. If a Spring Bean already exists in the web slice test spring context, it cannot be mocked.
3. Mocks cannot be used in a Spring Boot web slice test.
4. Mocking a Spring Bean requires annotating it with @Mock annotation.
Answer: A
Explanation:
Reference: https://tanzu.vmware.com/developer/guides/spring-boot-testing/
Question: 13
What two options are auto-configured Spring Boot Actuator HealthIndicators? (Choose two.)
1. DataSourceHealthIndicator
2. GoogleCloudDataStoreHealthIndicator
3. DynamoDBHealthIndicator
4. RabbitHealthIndicator
5. OktaHealthIndicator
Answer: A,D
Explanation:
Reference: https://docs.spring.io/spring-boot/docs/1.5.x/reference/html/production-ready-endpoints.html
Question: 14
Which two statements are correct regarding Spring Boot 2.x Actuator Metrics? (Choose two.)
1. An external monitoring system must be used with Actuator.
2. The metrics endpoint /actuator/metrics is exposed over HTTP by default.
3. Timer measures both the number of timed events and the total time of all events timed.
4. Custom metrics can be measured using Meter primitives such as Counter, Gauge, Timer, and Distribution Summary.
5. A metric must be created with one or more tags.
Answer: A,B Question: 15
Which two statements describe Spring JdbcTemplate? (Choose two.)
1. All JdbcTemplate methods throw SQLException which you are required to handle.
2. The JdbcTemplate provides the ability to work with result sets.
3. The JdbcTemplate can only perform update but not insert to the database.
4. The JdbcTemplate provides methods for query execution.
5. The JdbcTemplate generates SQL statements.
Answer: A,B,E
Explanation:
Reference: https://www.baeldung.com/spring-jdbctemplate-in-list
Question: 16
Which statement describes the @AfterReturning advice type? (Choose the best answer.)
1. The advice is invoked only if the method returns successfully but not if it throws an exception.
2. The @AfterReturning advice allows behavior to be added after a method returns even if it throws an exception.
3. The advice has complete control over the method invocation; it could even prevent the method from being called at all.
4. Typically used to prevent any exception, thrown by the advised method, from propagating up the call-stack.
Answer: A
Explanation:
Reference: https://www.amitph.com/spring-aop-afterreturning-advice
Question: 17
Which two statements are true regarding @DataJpaTest? (Choose two.)
1. TestEntityManager provides all methods that are provided by EntityManager and more.
2. If an embedded database is on the classpath, it will be used to configure a DataSource by default.
3. It can be used for testing both JPA components and NoSQL components.
4. It auto-configures a TestEntityManager bean.
5. It can be used for testing JdbcTemplate.
Answer: A,B,D
Explanation:
Reference: https://docs.spring.io/spring- boot/docs/current/api/org/springframework/boot/test/autoconfigure/orm/jpa/DataJpaTest.html
Question: 18
Refer to the exhibit.
How can a response status code be set for No Content (204)? (Choose the best answer.)
1. Annotate the update() handler method with @PutMapping(ā/store/orders/{idā}ā, HttpStatus.NO_CONTENT).
2. Annotate the update() handler method with @ResponseStatus(HttpStatus.NO_CONTENT).
3. Annotate the update() handler method with @ResponseEntity(204).
4. The update() handler method cannot return a void type, it must return a ResponseEntity type.
Answer: C
Explanation:
Reference: https://stackoverflow.com/questions/55691288/is-this-the-correct-way-to-return-204-no-content- using- spring
Question: 19
Which three statements are advantages of using Springās Dependency Injection? (Choose three.)
1. Dependency injection can make code easier to trace because it couples behavior with construction.
2. Dependency injection reduces the start-up time of an application.
3. Dependencies between application components can be managed external to the components.
4. Configuration can be externalized and centralized in a small set of files.
5. Dependency injection creates tight coupling between components.
6. Dependency injection facilitates loose coupling between components.
Answer: A,B,D,E
Explanation:
Reference: https://raviroza.com/tight-coupling-and-loose-coupling-in-spring-framework/
Question: 20
Which three types can be used as @Controller method arguments? (Choose three.)
1. Locale
2. Principal
3. Language
4. Session
5. Request
6. HttpSession
Answer: A,E,F
Explanation:
Reference: https://docs.spring.io/spring-framework/docs/3.0.0.M4/spring-framework-reference/html/ch15s03.html

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