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Spring Professional Develop

2V0-72.22

Prepare for the 2V0-72.22 exam to validate your skills in Spring Professional development.

192 questions 0 views Free
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Questions 31–40 of 192

Q31

Which service helps manage microservices in Spring applications?

  • A Spring Cloud Kubernetes
  • B Spring Data JPA
  • C Spring Security
  • D Spring Batch
Explanation Spring Cloud Kubernetes enables Kubernetes-native microservice management, while the others serve different purposes.
Q32

A company needs to validate an incoming request's parameters. Which Spring feature should they use?

  • A @RequestMapping
  • B @ModelAttribute
  • C @Valid
  • D @ResponseBody
Explanation @Valid is specifically used for parameter validation, unlike the others which serve different roles.
Q33

You are configuring a Spring Boot application. What happens when you set server.port to 0?

  • A Service will not start
  • B Random free port will be used
  • C Error on startup
  • D Service uses default port
Explanation Setting server.port to 0 allows the system to select a random free port.
Q34

Which Spring framework component handles the application's database interactions?

  • A Spring Data
  • B Spring MVC
  • C Spring Security
  • D Spring AOP
Explanation Spring Data provides tools for data access and manipulation; the others serve different purposes.
Q35

A company needs to send the same message to multiple services. Which pattern should they use?

  • A Broker Pattern
  • B Adapter Pattern
  • C Observer Pattern
  • D Chain of Responsibility
Explanation The Broker Pattern allows asynchronous communication between multiple services, while the others do not fit this requirement.
Q36

You are configuring a Spring Boot application. What happens when you leave the application.properties file empty?

  • A Default configurations will be applied
  • B Application fails to start
  • C Application runs with exceptions
  • D Custom configurations are ignored
Explanation Spring Boot provides sensible defaults if no properties are defined; the other options suggest undesired behavior.
Q37

Which service is primarily used for managing application lifecycle in Spring?

  • A Spring Boot
  • B Spring Data
  • C Spring Security
  • D Spring Cloud
Explanation Spring Boot provides tools to manage application lifecycle; the others focus on different aspects.
Q38

A company needs to ensure its application can have different configurations for production and development. What should they use?

  • A Profiles
  • B Beans
  • C Aspect-Oriented Programming
  • D Filters
Explanation Profiles allow the application to group configurations; Beans alone do not manage environments.
Q39

You are configuring a REST API with Spring MVC. What happens when you omit @ResponseBody in your controller method?

  • A Method returns JSON automatically
  • B Method returns a view name
  • C Unsuccessful API call
  • D API call requires authentication
Explanation Without @ResponseBody, the method returns a view name instead of a JSON response.
Q40

Which service is primarily used to deploy microservices in Spring?

  • A Spring Cloud
  • B Spring Batch
  • C Spring Data
  • D Spring MVC
Explanation Spring Cloud focuses on building microservices, while others serve different purposes.