Core Spring 4.2 Certification Mock Exam

Question 1 of 50

1

Given the following Spring configuration file, what is the correct answer:

<bean class="com.spring.service.MyServiceImpl">
<property name="repository" ref="jpaDao"/>
</bean>

<bean class="com.spring.repository.JpaDao"/>

Select one of the following:

The first declared bean MyServiceImpl is missing an id must be named myService
The second declared bean JpaDao is missing an id must be named jpaDao
Answers 1 and 2 are both rights
Answers 1 and 2 are both wrong

Explanation

Question 2 of 50

1

Given the Spring configuration file, which are the correct statements?
<bean class="com.spring.service.BankServiceImpl"
p:bankName="NationalBank">
</bean>

Select one or more of the following:

The p namespace has to be declared
Bean id is bankServiceImpl
The BankServiceImpl references a NationalBank bean
NationalBank is a scalar value

Explanation

Question 3 of 50

1

What the name of the bean defined in the following configuration class? Select a single answer.
@Configuration
public class ApplicationConfig {

@Autowired
private DataSource dataSource;

@Bean
ClientRepository clientRepository() {
ClientRepository accountRepository = new JpaClientRepository();
accountRepository.setDataSource(dataSource);
return accountRepository;
}
}

Select one or more of the following:

JpaClientRepository
jpaClientRepository
clientRepository
Two beans are defined: a data souce and a repository

Explanation

Question 4 of 50

1

How could you externalize constants from a Spring configuration file or a Spring annotation into a .properties file? Select one or more answers

Select one or more of the following:

By using the <util:constant /> tag
By declaring the ConstantPlaceholderConfigurer bean post processor
By using the <context:property-placeholder /> tag
By using the c: namespace

Explanation

Question 5 of 50

1

What statement is not correct in live environment? Select a unique answer.

Select one or more of the following:

Constuctor and properties autowiring in the same bean are not compatible
A bean should have a default or a no-args constructor
The <constructor-arg> tag could take type, name and index to reduce ambiguity
None of the above
All of the above

Explanation

Question 6 of 50

1

What are the right affirmations about the @PostConstruct, @Resource and the @PreDestroy annotations?

Select one or more of the following:

Those annotations are specified in the JSR-250
The Spring Framework embedded those annotations
The <context:component-scan> tag enable them
The <context:annotation-config > tag enable them
Declaring the CommonAnnotationBeanPostProcessor enable them

Explanation

Question 7 of 50

1

What is/are typically case(s) where you usually need to manually instantiated an ApplicationContext?

Select one or more of the following:

In a web application
In an integration test running with the SpringJUnit4ClassRunner
In a standalone application started with a main method
None of the above

Explanation

Question 8 of 50

1

Select the right statement about referring a Spring configuration file inside the package com.example.myapp in the below example?
ApplicationContext context = new ClassPathXmlApplicationContext("classpath:/com.example.myapp.config.xml");

Select one of the following:

The classpath: prefix could be omitted
Package name using the dot character is not well formatted
The slash character preceding com.example could be omit
All of the above
None of the above

Explanation

Question 9 of 50

1

How to auto-inject into a field a Spring bean by its name? Select one or more answer choices.

Select one or more of the following:

With the name attribute of the @Autowired annotation
By using the single @Qualifier annotation
By using both the @Autowired and the @Qualifier Spring annotations
By using the @Autowired annotation and naming the field with the bean name

Explanation

Question 10 of 50

1

What are the main advantages of using interfaces when designing business services? Select one or more answer choices.

Select one or more of the following:

Mocking or stubbing the service
Be able to use the Spring auto-injection
Can do dependency checking
Loosely coupled code

Explanation

Question 11 of 50

1

Select one or many correct answers about Spring bean life cycle.

Select one or more of the following:

The method annotated with @PostConstruct is called after bean instantiation and before properties setting of the bean
The method @PreDestroy of a prototype bean is called when the bean is garbage collected
1. The init() method declared in the init-method attribute of a bean is called before the afterPropertiesSet callback method of the InitializingBean interface
1. The method annotated with @PostConstruct is called before the afterPropertiesSet callback method of the InitializingBean interface

Explanation

Question 12 of 50

1

Given the following configuration class, what are the correct affirmations? Select one or more answers.
public class ApplicationConfig {

private DataSource dataSource;

@Autowired
public ApplicationConfig(DataSource dataSource) {
this.dataSource = dataSource;
}

@Bean(name="clientRepository")
ClientRepository jpaClientRepository() {
return new JpaClientRepository();
}
}

Select one or more of the following:

Configuration annotation is missing
Default or no-arg constructor is missing
@Bean name is ambiguous
@Bean scope is prototype

Explanation

Question 13 of 50

1

What are the features of the XML <context:namespace? Select one or many answers.

Select one or more of the following:

@Transactional annotation scanning
@Aspect annotation detection enabling
@Autowired annotation enabling
@Component annotation scanning

Explanation

Question 14 of 50

1

Select one or more correct statements about developing integration test with Spring support.

Select one or more of the following:

A new Spring context is created for each test class
To get a reference on the bean you want to test, you have to call the getBean() method of the Spring context
Spring context configuration could be inherited from the super class
1. The Spring context configuration file has to be provided to the @ContextConfiguration annotation

Explanation

Question 15 of 50

1

What are the main advantage(s) for using Spring when writing integration tests?

Select one or more of the following:

Reuse Spring configuration files of the application
Create mock or stub
Be able to use the rollback after the test pattern
Use dependency injection

Explanation

Question 16 of 50

1

What are the main advantage(s) for using Spring when writing unit tests?

Select one or more of the following:

Reuse Spring configuration files of the application
Use dependency injection
Provide some mocks for servlet classes
All of the above
None of the above

Explanation

Question 17 of 50

1

What is right about the Spring test module?

Select one or more of the following:

It provides an abstraction layer for the main open source mock frameworks
Provides the @Mock annotation
It dynamically generates mock objects
All of the above
None of the above

Explanation

Question 18 of 50

1

Select correct statement(s) about transactional support of the Spring test module.

Select one or more of the following:

Transaction manager could be set within the @TransactionConfiguration annotation
Method annotated with @Before is executed outside of the test’s transaction
Spring test may rollback the transaction of a service configured with the REQUIRES_NEW propagation
The transaction of a method annotated with the @Rollback annotation with its default values is rolled back after the method has completed

Explanation

Question 19 of 50

1

Considering 2 classes AccountServiceImpl and ClientServiceImpl. Any of these 2 classes inherits from each other. What is the result of the following pointcut expression?

execution(* ..AccountServiceImpl.update(..))
&& execution( *..ClientServiceImpl.update(..))

Select one of the following:

Matches public update methods of the 2 classes, whatever the arguments
Matches any update methods of the 2 classes, whatever the arguments and method visibility
Matches any update methods of the 2 classes, with one more arguments and whatever method visibility
No joint point is defined

Explanation

Question 20 of 50

1

Using the Spring AOP framework, what is the visibility of the method matches by the following join point?

@Pointcut("execution(* *(..))")
private void anyOperation() {};

Select one of the following:

All methods, whereas their visibility
All methods, except private method
Protected and public methods
Public methods

Explanation

Question 21 of 50

1

What are the 2 correct statements about AOP proxy?

Select one or more of the following:

AOP proxies are created by Spring in order to implement the aspect contracts
AOP proxies are always created with a JDK dynamic proxy
Only classes that implements a least one interface could be proxied
All methods could be proxied
Proxies are created by a BeanPostProcessor

Explanation

Question 22 of 50

1

What is an after throwing advice? Select a unique answer.

Select one of the following:

Advice that could throw an exception
Advice to be executed if a method exits by throwing an exception
Advice that executes before a join point
Spring does not provide this type of advice

Explanation

Question 23 of 50

1

What is an after returning advice? Select a unique answer.

Select one of the following:

Advice to be executed regardless of the means by which a join point exits
Advice that surrounds a method invocation and can perform custom behavior before and after the method invocation
Advice to be executed before method invocation
Advice to be executed after a join point completes without throwing an exception

Explanation

Question 24 of 50

1

What is an advice? Select a unique answer.

Select one of the following:

An action taken by an aspect at a particular join point
A point during the execution of a program
An aspect and a pointcut
A predicate that matches join points

Explanation

Question 25 of 50

1

What is a pointcut? Select the single answer.

Select one of the following:

Code to execute at a join point
An expression to identify joinpoints
An advice and a jointpoint
None of the above

Explanation

Question 26 of 50

1

Select method’s signatures that match with the following pointcut:
execution(* com.test.service...(*))

Select one or more of the following:

void com.test.service.MyServiceImpl#transfert(Money amount)
void com.test.service.MyServiceImpl#transfert(Account account, Money amount)
void com.test.service.account.MyServiceImpl#transfert(Money amount)
void com.test.service.account.MyServiceImpl#transfert(Account account, Money amount)
None of the above

Explanation

Question 27 of 50

1

What are the unique right answer about Spring AOP support?

Select one of the following:

An advice could proxied a constructor’s class
A pointcut could select methods that have a custom annotation
Static initialization code could be targeted by a point cut
Combination of pointcuts by &&, || and the ! operators is not supported

Explanation

Question 28 of 50

1

Using the Spring AOP framework, what are the joinpoint methods of the following pointcut expressions?

execution(public * *(..))

Select one of the following:

The execution of all public method
The execution of all public method returning a value
The execution of all public method having at least one parameter
The execution of all public method in class belonging to the default java package

Explanation

Question 29 of 50

1

Why is it a best practice to mark transaction as read-only when code does not write anything to the database? Select one or more answers.

Select one or more of the following:

It is mandatory for using Spring exception translation mechanism
May be improve performance when using Hibernate
Spring optimizes its transaction interceptor
Provides safeguards with Oracle and some other databases

Explanation

Question 30 of 50

1

What data access technology is supported by the Spring framework? Select one or more answers.

Select one or more of the following:

JDBC
NoSQL
Hibernate
JPA

Explanation

Question 31 of 50

1

What is not provided by the JdbcTemplate? Select a unique answer.

Select one of the following:

Data source access
Open/close data source connection
JDBC exception wrapping into DataAccess Exception
JDBC statement execution

Explanation

Question 32 of 50

1

Using JdbcTemplate, what is the Spring provided class you will use for result set parsing and merging rows into a single object? Select a unique answer.

Select one of the following:

RowMapper
RowCallbackHandler
ResultSetExtractor
ResultSetMapper

Explanation

Question 33 of 50

1

What configuration is supported by the LocalSessionFactoryBean which supports Hibernate 4 or higher? Select a unique answer.

Select one of the following:

Listing entity classes annotated with @Entity
Scanning a package to detect annotated entity classes (with @Entity)
Listing hibernate XML mapping configuration file (.hbm.xml)
All above

Explanation

Question 34 of 50

1

What is/are incorrect statements about XML declaration of the transaction manager bean? Select one or more answers.

Select one or more of the following:

The tx namespace provides JTA transaction manager declaration shortcut syntax
Id of the bean has to be transactionManager
Depending the application persistence technology, the HibernateTransactionManager or the DataSourceTransactionManager could be used as bean class
Default transaction timeout could be given

Explanation

Question 35 of 50

1

Assuming @Transactional annotation support is enabled and the transferMoney method is called through a Spring AOP proxy, what is the behavior of the following code sample?

@Transactional(propagation=Propagation.REQUIRED)
public void transferMoney(Account src, Account target, double amount) {
add(src, -amount);
add(src, amount);
}

@Transactional(propagation=Propagation.REQUIRES_NEW)
public void add(Account account, Double amount) {
// IMPLEMENTATION
}

Select one of the following:

The add() method executes code in a new transaction
The add() method uses the transaction of the transferMoney() method
When calling the add() method, an exception is thrown
Other behavior

Explanation

Question 36 of 50

1

Does Spring provide programmatic transaction management? Select a unique answer.

Select one of the following:

Yes with the TransactionTemplate class
Yes with the TransactionService class
Yes using the @Transactional bean post processor
No

Explanation

Question 37 of 50

1

What is the transaction behavior of the PROPAGATION_REQUIRES_NEW mode? Select a unique answer.

Select one of the following:

If a transaction exists, the current method should run within this transaction. Otherwise, it should start a new transaction and run within its own transaction.
If a transaction is in progress, the current method should run within the nested transaction of the existing transaction. Otherwise, a new transaction has to be started and run within its own transaction.
The current method must start a new transaction and run within its own transaction. If there is an existing transaction in progress, it is suspended.
None of the above

Explanation

Question 38 of 50

1

What is the default rollback policy in transaction management?

Select one of the following:

Rollback for any Exception
Rollback for RuntimeException
Rollback for checked exceptions
Always commit

Explanation

Question 39 of 50

1

What could not return a Spring MVC controller? Select a single answer.

Select one of the following:

An absolute path to the view
A logical view name
A new JstlView
void
null value

Explanation

Question 40 of 50

1

Where do you cannot declare Spring MVC controller? Select one or more answers.

Select one or more of the following:

In a Spring application context XML configuration file
Into the web.xml file of the web application
Into the java code by using annotations
Into the JSP pages

Explanation

Question 41 of 50

1

What is the easiest method to write a unit test?

Select one of the following:

void displayAccount(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException
void displayAccount(HttpServletRequest req, HttpSession Session)
throws ServletException, IOException
@RequestMapping("/displayAccount")
String displayAccount(@RequestParam("accountId") int id, Model model)
1. @RequestMapping("/displayAccount")
String displayAccount(@PathVariable("accountId") int id, Model model)

Explanation

Question 42 of 50

1

How could you secure MVC controller with Spring Security? Select a unique answer.

Select one of the following:

With the @Secured annotation
With the @RolesAllowed annotation
In a XML security configuration file
All of the above
None of the above

Explanation

Question 43 of 50

1

What are the possible mechanisms provided by Spring Security to store user details? Select one or more correct answers.

Select one or more of the following:

Database
JAAS
LDAP
Properties file

Explanation

Question 44 of 50

1

What is right about Spring Security configuration and the security namespace? Select one or more correct answers.

Select one or more of the following:

The access attribute of the intercept-url tag support both EL and constants together.
The patterns declared into the intercept-url tag are analyzed from up to bottom. Winning is the first that matches.
The patterns declared into the intercept-url tag use by default the java regex syntax.
Security rules may apply depending request parameter

Explanation

Question 45 of 50

1

Which of the following is true regarding the below Spring controller?

@RestController
public class OwnerController {

@RequestMapping(value = "/owner/{ownerId}", method = RequestMethod.POST)
@ResponseBody
public Owner findOwner(@PathVariable("ownerId") int ownerId) {
return new Owner();
}
}

Select one or more of the following:

RequestMethod.GET method is more accurate than POST
@PathVariable should be replaced with the @PathParam annotation
Returning the 201 HTTP status code is better
@ResponseBody could be removed

Explanation

Question 46 of 50

1

Which of the following statements is true regarding the @ResponseStatus annotation?

Select one or more of the following:

@ResponseStatus is detected on nested exceptions
The ExceptionHandlerExceptionResolver uses the @ResponseStatus annotation to map exception to HTTP status code
A controller handler is annotated with the @ResponseStatus, the response status set by RedirectView takes precedence over the annotation value.
The @ResponseStatus annotation can go on a @RequestMapping method or a @RestController class or a business exception class.

Explanation

Question 47 of 50

1

Compared to monolithic application, what are the advantage(s) of microservices?

Select one or more of the following:

The base code is easy to understand
Imply a simple distributed system
Easier deployment
Fine-grained scaling

Explanation

Question 48 of 50

1

What Spring Cloud provides in a microservices architecture?

Select one or more of the following:

A Service Discovery implementation
A server for externalized configuration
A Dockerfile building an image that runs any Spring Boot application
Netflix OSS integration for Spring Boot

Explanation

Question 49 of 50

1

What provides Spring Boot?

Select one or more of the following:

Support for Jetty and Undertow as embedded containers
Java code generation
Auto-configuration of the Spring Framework and third libraries
Convenient dependency descriptors to load transitive dependencies
Support both Java-based and YAML for Spring application context configuration

Explanation

Question 50 of 50

1

What is the name of the default environment configuration file of Spring Boot?

Select one of the following:

application.json
configuration.spring
configuration.yml
configuration.xml
application.properties

	Created by antoine.rey almost 9 years ago

Free mock exam for the Spring Professional certification based on the Spring Core 4.2 course

Core Spring 4.2 Certification Mock Exam

Core Spring 4.2 Certification Mock Exam

Question 1 of 50

Given the following Spring configuration file, what is the correct answer: <bean class="com.spring.service.MyServiceImpl"> <property name="repository" ref="jpaDao"/> </bean> <bean class="com.spring.repository.JpaDao"/>

Select one of the following:

Explanation

Question 2 of 50

Given the Spring configuration file, which are the correct statements? <bean class="com.spring.service.BankServiceImpl" p:bankName="NationalBank"> </bean>

Select one or more of the following:

Explanation

Question 3 of 50

Select one or more of the following:

Explanation

Question 4 of 50

How could you externalize constants from a Spring configuration file or a Spring annotation into a .properties file? Select one or more answers

Select one or more of the following:

Explanation

Question 5 of 50

What statement is not correct in live environment? Select a unique answer.

Select one or more of the following:

Explanation

Question 6 of 50

What are the right affirmations about the @PostConstruct, @Resource and the @PreDestroy annotations?

Select one or more of the following:

Explanation

Question 7 of 50

What is/are typically case(s) where you usually need to manually instantiated an ApplicationContext?

Select one or more of the following:

Explanation

Question 8 of 50

Select the right statement about referring a Spring configuration file inside the package com.example.myapp in the below example? ApplicationContext context = new ClassPathXmlApplicationContext("classpath:/com.example.myapp.config.xml");

Select one of the following:

Explanation

Question 9 of 50

How to auto-inject into a field a Spring bean by its name? Select one or more answer choices.

Select one or more of the following:

Explanation

Question 10 of 50

What are the main advantages of using interfaces when designing business services? Select one or more answer choices.

Select one or more of the following:

Explanation

Question 11 of 50

Select one or many correct answers about Spring bean life cycle.

Select one or more of the following:

Explanation

Question 12 of 50

Select one or more of the following:

Explanation

Question 13 of 50

What are the features of the XML <context:namespace? Select one or many answers.

Select one or more of the following:

Explanation

Question 14 of 50

Select one or more correct statements about developing integration test with Spring support.

Select one or more of the following:

Explanation

Question 15 of 50

What are the main advantage(s) for using Spring when writing integration tests?

Select one or more of the following:

Explanation

Question 16 of 50

What are the main advantage(s) for using Spring when writing unit tests?

Select one or more of the following:

Explanation

Question 17 of 50

What is right about the Spring test module?

Select one or more of the following:

Explanation

Question 18 of 50

Select correct statement(s) about transactional support of the Spring test module.

Select one or more of the following:

Explanation

Question 19 of 50

Considering 2 classes AccountServiceImpl and ClientServiceImpl. Any of these 2 classes inherits from each other. What is the result of the following pointcut expression? execution(* *..AccountServiceImpl.update(..)) && execution(* *..ClientServiceImpl.update(..))

Select one of the following:

Explanation

Question 20 of 50

Using the Spring AOP framework, what is the visibility of the method matches by the following join point? @Pointcut("execution(* *(..))") private void anyOperation() {};

Select one of the following:

Given the following Spring configuration file, what is the correct answer:

<bean class="com.spring.service.MyServiceImpl">
<property name="repository" ref="jpaDao"/>
</bean>

<bean class="com.spring.repository.JpaDao"/>

Given the Spring configuration file, which are the correct statements?
<bean class="com.spring.service.BankServiceImpl"
p:bankName="NationalBank">
</bean>

Select the right statement about referring a Spring configuration file inside the package com.example.myapp in the below example?
ApplicationContext context = new ClassPathXmlApplicationContext("classpath:/com.example.myapp.config.xml");

Considering 2 classes AccountServiceImpl and ClientServiceImpl. Any of these 2 classes inherits from each other. What is the result of the following pointcut expression?

execution(* ..AccountServiceImpl.update(..))
&& execution( *..ClientServiceImpl.update(..))

Using the Spring AOP framework, what is the visibility of the method matches by the following join point?

@Pointcut("execution(* *(..))")
private void anyOperation() {};

Select method’s signatures that match with the following pointcut:
execution(* com.test.service...(*))

Using the Spring AOP framework, what are the joinpoint methods of the following pointcut expressions?

execution(public * *(..))