Which service would you use for deploying microservices in Spring?
ASpring Cloud
BSpring Boot
CSpring Data
DSpring MVC
Explanation
Spring Cloud provides tools specifically for building distributed systems with microservices. Spring Boot focuses on rapid application development, while Spring Data and Spring MVC serve different purposes.
Q152
A company needs to manage API versioning effectively; which approach should they choose?
AURL Versioning
BQuery Parameter Versioning
CHeader Versioning
DAll of the above
Explanation
All options are valid methods for versioning APIs and can be used based on specific requirements.
Q153
You are configuring security for a Spring application; what happens when `@EnableGlobalMethodSecurity(prePostEnabled = true)` is set?
AEnables role-based method security
BDisables security for repositories
CAllows method-level security annotations
DAutomatically secures all endpoints
Explanation
This annotation allows the use of method-level security annotations like @PreAuthorize. Other options do not fully reflect the functionality of the annotation.
Q154
Which service provides Spring Cloud's centralized configuration management?
ASpring Cloud Config
BSpring Boot Actuator
CSpring Data Source
DSpring RestTemplate
Explanation
Spring Cloud Config allows centralized management of application configurations while the others serve different purposes.
Q155
A company needs to deploy multiple instances of a Spring Boot application behind a load balancer. Which Spring Cloud feature is best suited for this?
AEureka Service Discovery
BSpring WebFlux
CSpring Batch
DSpring Data JPA
Explanation
Eureka Service Discovery enables client-side load balancing, while others do not directly assist in this scenario.
Q156
You are configuring a Spring Boot application with external properties. What happens when both application.properties and application.yml files are present?
AOnly application.properties is used
BOnly application.yml is used
Capplication.yml overrides application.properties
DBoth files are ignored
Explanation
When both files exist, the properties in application.yml take precedence over those in application.properties.
Q157
Which service manages dependencies in Spring applications?
ASpring Framework
BSpring Boot
CSpring MVC
DSpring Cloud
Explanation
Spring Boot simplifies dependency management and auto-configuration, while the others serve different purposes.
Q158
A company needs to expose a REST API. What is the best choice?
AUse Spring MVC
BUse JSP
CUse Spring Security
DUse Spring Batch
Explanation
Spring MVC is specifically designed for creating web applications, including REST APIs, whereas the others focus on different aspects.
Q159
You are configuring a bean in Spring. What happens if you omit the @Component annotation?
ABean will not be created
BBean will be a singleton
CBean will be lazily loaded
DBean will be prototype
Explanation
Omitting @Component means Spring will not manage the bean, thus it won't be created.
Q160
Which service provides a solution for simplifying Spring boot application configuration?
ASpring Cloud Config
BSpring Data
CSpring Security
DSpring REST
Explanation
Spring Cloud Config provides externalized configuration support, while others focus on different functionalities.