CoreSpringV3.2問題集、SpringSource実際の試験問題

質問 1

Which statement best describes the advantage of using AfterReturning advice, rather than simply using after advice? (Select one)

A. After advice can only be applied to methods which are declared as void

B. AfterReturning advice is only invoked if the method returns successfully, allowing you to limit advice to only those scenarios

C. AfterReturning advice is invoked if an exception is thrown, which is not the case with After advice

D. If an exception is thrown in the join point, it is allowed to propagate, which is not the case with After advice

正解: B

質問 2

Which of the following statements is NOT true about advice types (select one)

A. The After advice method is able to obtain the target method's return value

B. The Before advice method is able to obtain the target method's return value

C. The After advice method is able to obtain information about the target method's return type

D. The Before advice method is able to obtain information about the target method's return type

正解: B

質問 3

Which of the following statements best describes the After Returning advice type? (select one)

A. After Returning advice allows behavior to be added after a method either returns successfully or throws an exception

B. Custom processing can be performed before a join point executes

C. The advice has complete control over the method invocation

D. The advice is invoked only if the method returns successfully

正解: D

質問 4

Security filters are used in Spring Security in which ways? (select one)

A. To drive authentication

B. To provide a logout capability

C. To enforce authorization of web requests

D. All of the above

正解: D

質問 5

Which of the following statements about Spring @MVC is NOT true (select one)

A. Controllers are typically able to delegate to business methods in an application because a reference to a service bean can be injected into the controller

B. Classes annotated with @Controller annotation can be detected by component scanning and loaded as Spring beans

C. Data can be passed from the controller to the view by use of the special Model parameter

D. The DispatcherServlet, controller beans and other collaborators are all defined and configured in web.xml

正解: D

質問 6

<bean name="clientService" class="com.foo.ClientServiceImpl" p:name="myName"/>
Which of the following statements is true regarding the above code sample? (Select one)

A. This syntax requires the declaration of the "p" namespace

B. myName is a scalar value (as opposed to a reference to an existing bean)

C. Neither a or b

D. Both a and b

正解: D

質問 7

Which of the following statements is NOT true about Spring AOP? (Select one)

A. The "After" advice type is invoked regardless of whether a method successfully returned or an exception is thrown

B. The "After Throwing" advice type executes after the join point, but executes only if the advised method threw an exception

C. Proxy classes are created at startup time by default

D. "private" methods cannot be advised, but all other method visibilities can be

正解: D

質問 8

Which of the following strategies is correct for configuring Spring Security to intercept particular URLs? (Select one)

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

B. The URLs are specified in the XML configuration, with the least specific match first and the most specific last

C. The URLs can only be specified in web.xml as part of the Servlet mapping

D. The URLs are specified in the XML configuration using the <intercpt-url> tag, with the most specific match first and the least specific last

正解: D

質問 9

Identify the correct statement about the following pointcut expression. Assume that these 2 classes do not inherit from one another:
Execution (* rewards.service.MyClass.*(..)) && execution(* rewards.service2.MyOtherClass.*(..))
(Select one)

A. Executions of all public method calls in MyClass and MyOtherClass will be selected by this pointcut

B. This pointcut will never select any join points

C. Public methods in MyClass and MyOtherClass which take zero arguments will not be selected by this pointcut

D. Public methods in MyClass and MyOtherClass which take more than one argument will not be selected by this pointcut

正解: B

質問 10

public class AppConfig {
public ClientService clientService() {
return new ClientServiceImpl();
}
}
The Spring Java configuration above is NOT correct. Why? (select one)

A. Neither (a) or (b)

B. The class should be annotated with @Configuration

C. The method should be annotated with @Bean

D. Both (a) and (b)

正解: D

SpringSource Core-Spring (based on Spring 3.2) - CoreSpringV3.2 模擬練習