Free Test Spring Boot Microservices – JAVA

Q1: What is a microservice?

A. A monolithic architecture B. A single-tier application C. A small, independent service D. An API gateway

Q2: Which tool is commonly used for service discovery in Spring microservices?

A. Swagger B. Eureka C. Kafka D. Jenkins

Q3: What is the role of Spring Cloud Gateway?

A. Manages security B. Provides data persistence C. Acts as an API gateway D. Stores logs

Q4: Which annotation is used to enable a Spring Boot application?

A. @EnableApp B. @SpringApplication C. @SpringBootApplication D. @EnableBoot

Q5: What is Feign used for in Spring Cloud?

A. Database connection B. REST client for inter-service communication C. Authentication D. Load balancing

Q6: Which annotation is used to define a Feign client?

A. @RestClient B. @EnableFeign C. @FeignService D. @FeignClient

Q7: Which annotation enables service discovery using Eureka?

A. @EnableEurekaClient B. @EnableDiscoveryClient C. @EnableCloudService D. @EnableRegistry

Q8: What does Ribbon provide in microservices?

A. Security B. Logging C. Client-side load balancing D. Scheduling

Q9: Which HTTP method is typically used to fetch data from a microservice?

A. POST B. PUT C. GET D. DELETE

Q10: Which annotation is used to map REST controllers in Spring Boot?

A. @RestService B. @RestEndpoint C. @RestController D. @ResourceController

Q11: What is Hystrix used for in Spring Cloud?

A. Monitoring services B. Caching C. Circuit breaker for fault tolerance D. Database connection pool

Q12: Which tool can be used to monitor Spring Boot microservices?

A. Zipkin B. Kafka C. Redis D. RabbitMQ

Q13: What does the `@LoadBalanced` annotation do in Spring Cloud?

A. Enables database pooling B. Adds security layer C. Enables client-side load balancing D. Disables service discovery

Q14: What does the config server provide in Spring Cloud?

A. Database access B. Centralized configuration C. Authentication layer D. Logging service

Q15: Which format is used by Spring Cloud Config Server by default?

A. JSON B. XML C. YAML/properties D. INI

Q16: Which annotation marks a class as a Spring Boot application?

A. @Configuration B. @Component C. @SpringBootApp D. @SpringBootApplication

Q17: Which messaging system is commonly used in microservices?

A. JSP B. RabbitMQ C. MySQL D. JPA

Q18: Which annotation allows running code at application startup?

A. @Startup B. @PostLoad C. @BeanInit D. @PostConstruct

Q19: Which annotation enables a Spring Cloud Config Client?

A. @EnableConfig B. @EnableConfigClient C. @ConfigClient D. @EnableConfigServer

Q20: Which service handles authentication and authorization in microservices?

A. Config Server B. Eureka Server C. API Gateway D. Authorization Server

Quiz for Spring Boot Microservices