Updated Dec-2022 Exam Engine for 2V0-72.22 Exam Free Demo & 365 Day Updates [Q19-Q43] : Exams Labs Braindumps : http://blog.examslabs.com

第 19 号 Which following statements are true about Spring Data? (Choose two.)

Spring Data implementations exist for many data storage types, such as MongoDB, Neo4j, and Redis.

Spring Data works by applying the JPA annotations to data stores such as MongoDB, Neo4j, and Redis.

Spring Data can greatly reduce the amount of “boilerplate” code typically needed for data access.

Spring Data is specifically designed for JPA, JDBC, and relational database access only.

Spring Data cannot be used together with Spring MVC.

NO.20 Which three statements are advantages of using Spring’s Dependency Injection? (Choose three.)

Dependency injection can make code easier to trace because it couples behavior with construction.

Dependency injection reduces the start-up time of an application.

Dependencies between application components can be managed external to the components.

Configuration can be externalized and centralized in a small set of files.

Dependency injection creates tight coupling between components.

Dependency injection facilitates loose coupling between components.

第 21 号 Which two statements are true regarding storing user details in Spring Security? (Choose two.)

With a custom UserDetailsService defined in the ApplicationContext, Spring Boot still creates the default user.

Passwords must be hashed and the default hashing algorithm is MD5.

User details can be stored in custom storage and retrieve them by implementing the UserDetailsService interface.

User details can be stored in a database, in LDAP, or in-memory.

The user details includes username and password but not authorities.

第 22 号 请参阅展品。

Which option is a valid way to retrieve the account id? (Choose the best answer.)

Add @PathVariable(“id”) String accountId argument to the update() handler method.

Add @PathVariable long accountId argument to the update() handler method.

Add @RequestParam long accountId argument to the update() handler method.

Add @RequestParam(“id”) String accountId argument to the update() handler method.

第 23 号 Which dependency enables an automatic restart of the application as code is changed during development of a Spring boot configuration on a web application? (Choose the best answer.)

spring-boot-devtools

spring-boot-initializr

spring-boot-starter-devtools

spring-boot-restart

第 24 号 请参阅展品。

How can a response status code be set for No Content (204)? (Choose the best answer.)

Annotate the update() handler method with @PutMapping(“/store/orders/{id”}”, HttpStatus.NO_CONTENT).

Annotate the update() handler method with @ResponseStatus(HttpStatus.NO_CONTENT).

Annotate the update() handler method with @ResponseEntity(204).

The update() handler method cannot return a void type, it must return a ResponseEntity type.

NO.25 Which strategy is correct for configuring Spring Security to intercept particular URLs? (Choose the best answer.)

The URLs can be specified via configuration (using authorizeRequests () and request matchers), with the most specific rule first and the least specific last.

Spring Security can obtain URLs from Spring MVC controllers, the Spring Security configuration just needs a reference to the controller to be protected.

The URLs are specified in a special properties file, used by Spring Security.

The URLs can be specified via configuration (using authorizeRequests () and request matchers), with the least specific rule first and the most specific last.

NO.26 Given an ApplicationContext containing three bean definitions of type Foo with bean ids foo1, foo2, and foo3, which three @Autowired scenarios are valid and will allow the ApplicationContext to initialize successfully? (Choose three.)

@Autowired public void setFoo (Foo foo) {…}

@Autowired public void setFoo (@Qualifier (“foo1”) Foo foo) {…}

@Autowired private Foo foo;

@Autowired private Foo foo2;

@Autowired public void setFoo(Foo foo2) {…}

@Autowired @Qualifier (“foo3”) Foo foo;

NO.27 What two options are auto-configured Spring Boot Actuator HealthIndicators? (Choose two.)

DataSourceHealthIndicator

GoogleCloudDataStoreHealthIndicator

DynamoDBHealthIndicator

RabbitHealthIndicator

OktaHealthIndicator

NO.28 Spring Boot will find and load property files in which of the following? (Choose the best answer.)

A *.properties file matching the name of the class annotated with @SpringBootApplication.

config.properties or config.yml, usually located in the classpath root.

application.properties or application.yml, usually located in the classpath root.

env.properties or env.yml, usually located in the classpath root.

NO.29 Which statement defines a pointcut? (Choose the best answer.)

A point in the execution of a program such as a method call or field assignment.

An expression that selects one or more join points.

A module that encapsulated advices.

Code to be executed at each selected join point.

NO.30 请参阅展品。

Which statement is true? (Choose the best answer.)

CustomerRepository should be a class, not an interface.

JPA annotations are required on the Customer class to successfully use Spring Data JDBC.

An implementation of this repository can be automatically generated by Spring Data JPA.

A class that implements CustomerRepository must be implemented and declared as a Spring Bean.

第 31 号 In which three ways are Security filters used in Spring Security? (Choose three.)

To provide risk governance.

To drive authentication.

To manage application users.

To provide a logout capability.

To enforce authorization (access control).

To encrypt data.

第 32 号 Which three types of objects can be returned form a JdbcTemplate query? (Choose three.)

Generic MapS

Simple types (int, long, String, etc)

JSONObject

User defined types

属性

XMLObject

NO.33 Which two statements are true about @Controller annotated classes? (Choose two.)

The @Controller annotated classes can only render views.

The classes are eligible for handling requests in Spring MVC.

The classes must be annotated together with @EnableMvcMappings to be discovered via component scanning.

@Controller is interchangeable with @RestController with no extra code changes for the methods inside the class.

The @Controller annotation is a stereotype annotation like @Component.

NO.34 Which two statements are true regarding the RestTemplate class? (Choose two.)

It supports asynchronous non-blocking model.

It automatically supports sending and receiving Java objects.

It provides convenience methods for writing REST clients.

It provides convenience methods for writing REST services.

Sending an HTTP request with a custom header is not possible when using RestTemplate.

第 35 号 请参阅展品。

It is a Java code fragment from a Spring application. Which statement is true with regard to the above example? (Choose the best answer.)

This syntax is invalid because the result of the getBean() method call should be cast to ClientService.

It will return a bean called ClientService regardless of its id or name.

This syntax is invalid because the bean id must be specified as a method parameter.

It will return a bean of the type ClientService regardless of its id or name.

第 36 号 Which two options are REST principles? (Choose two.)

RESTful applications use a stateless architecture.

RESTful application use HTTP headers and status codes as a contract with the clients.

RESTful applications cannot use caching.

RESTful application servers keep track of the client state.

RESTful applications favor tight coupling between the clients and the servers.

NO.37 Which two statements about pointcut expressions are true? (Choose two.)

A pointcut expression cannot specify the type of parameters.

A pointcut expression will throw an exception if no methods are matched.

A pointcut expression cannot have a wildcard for a method name.

A pointcut expression can include operators such as the following: && (and), || (or), ! (not).

A pointcut expression can be used to select join points which have been annotated with a specific annotation.

第 38 号 Which two statements are true regarding Spring Security? (Choose two.)

Access control can be configured at the method level.

A special Java Authentication and Authorization Service (JAAS) policy file needs to be configured.

Authentication data can be accessed using a variety of different mechanisms, including databases and LDAP.

In the authorization configuration, the usage of permitAll () allows bypassing Spring security completely.

It provides a strict implementation of the Java EE Security specification.

第 39 号 Which two statements are correct regarding Spring Boot auto-configuration customization? (Choose two.)

Use the @AutoConfigureAfter or @AutoConfigureBefore annotations to apply configuration in a specific order.

Disable specific auto-configuration classes by using the exclude attribute on the
@EnableAutoConfiguation annotation.

Provide customized auto-configuration by subclassing the provided Spring Boot auto-configuration classes.

Enable component scanning within auto-configuration classes to find necessary components.

Control the order of auto-configuration classes applied with @AutoConfigureOrder.

NO.40 Which two statements are true concerning constructor injection? (Choose two.)

If there is only one constructor the @Autowired annotation is not required.

Constructor injection only allows one value to be injected.

Constructor injection is preferred over field injection to support unit testing.

Construction injection can be used with multiple constructors without @Autowired annotation.

Field injection is preferred over constructor injection from a unit testing standpoint.

第 41 号 What are the two reasons Spring be used to build a Java application? (Choose two.)

Spring automates a Java application build.

Spring provides a Dependency Injection container.

Spring automates deployment of Java applications to all of the major cloud providers.

Spring provides comprehensive Java IDE support.

Spring provides abstractions over infrastructure such as persistence and messaging.

第 42 号 Which three types can be used as @Controller method arguments? (Choose three.)

Locale

Principal

Language

Session

要求

HttpSession

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