Spring Cloud MCQ

Welcome to the Spring Cloud Quiz! Whether you’re a beginner just starting out with Spring Cloud or looking for a quick refresher, this quiz is designed to test your fundamental knowledge of Spring Cloud. Let’s get started!

Spring Cloud provides various tools or modules for developers to build common design patterns to solve different infrastructural concerns in Microservices projects and focus on their main business problems.

Learn how to build microservices using Spring Boot and Spring Cloud: Spring Boot Microservices Tutorial

1. What is the primary purpose of Spring Cloud?

a) Database management
b) Web application development
c) Microservices architecture support
d) Machine learning development

Answer:

c) Microservices architecture support

Explanation:

Spring Cloud provides tools for developers to quickly build some of the common patterns in distributed systems, especially in microservices architectures.

2. Which Spring Cloud project provides centralized configuration management?

a) Spring Cloud Netflix
b) Spring Cloud Gateway
c) Spring Cloud Config
d) Spring Cloud Security

Answer:

c) Spring Cloud Config

Explanation:

Spring Cloud Config provides server-side and client-side support for externalized configuration in a distributed system.

3. What is the primary function of Spring Cloud Eureka?

a) Load balancing
b) Service discovery
c) API Gateway
d) Circuit breaking

Answer:

b) Service discovery

Explanation:

Spring Cloud Eureka is primarily used for service discovery, allowing services to find and communicate with each other.

4. Which component in Spring Cloud helps in client-side load balancing?

a) Hystrix
b) Spring Cloud LoadBalancer
c) Zuul
d) Sleuth

Answer:

b) Spring Cloud LoadBalancer

Explanation:

Spring Cloud LoadBalancer to provide client-side load-balancing in calls to another microservice.

5. Which Spring Cloud project provides a distributed tracing solution?

a) Spring Cloud Sleuth
b) Spring Cloud Zipkin
c) Both a and b
d) None of the above

Answer:

c) Both a and b

Explanation:

Spring Cloud Sleuth provides logging enhancements for tracing, while Spring Cloud Zipkin provides visualization for the traces.

6. Which of the following projects provides OAuth2-based authentication and authorization?

a) Spring Cloud Vault
b) Spring Cloud Security
c) Spring Cloud Stream
d) Spring Cloud Task

Answer:

b) Spring Cloud Security

Explanation:

Spring Cloud Security offers features related to security, especially in the OAuth2 context.

7. What is Spring Cloud Bus used for?

a) Transporting data between services
b) Providing centralized configuration
c) Broadcasting state changes
d) Data serialization

Answer:

c) Broadcasting state changes

Explanation:

Spring Cloud Bus is used to link nodes of a distributed system and broadcast state changes or other management instructions.

8. What is the main function of Spring Cloud Vault?

a) Data modeling
b) Secrets management
c) API gateway
d) Asynchronous programming

Answer:

b) Secrets management

Explanation:

Spring Cloud Vault provides secrets management features for a Spring Cloud application.

9. For centralized logging, which tool is typically integrated with Spring Cloud Sleuth for visualization?

a) Prometheus
b) Grafana
c) Zipkin
d) Kibana

Answer:

c) Zipkin

Explanation:

Zipkin is typically used in combination with Spring Cloud Sleuth for visualizing trace data and latency-related information for microservices.

10. Which of the following projects provides declarative REST client capabilities?

a) Spring Cloud OpenFeign
b) Spring Cloud Config
c) Spring Cloud Task
d) Spring Cloud Gateway

Answer:

a) Spring Cloud OpenFeign

Explanation:

Spring Cloud OpenFeign provides a declarative REST client which makes writing HTTP clients easier.

11. What does Spring Cloud Stream primarily deal with?

a) RESTful services
b) Event-driven architecture
c) Synchronous calls
d) Template rendering

Answer:

b) Event-driven architecture

Explanation:

Spring Cloud Stream is geared towards building event-driven microservices connected with shared messaging systems.

12. What is Spring Cloud Sleuth used for?

a) Security
b) Distributed tracing
c) Logging
d) Data access

Answer:

b) Distributed tracing

Explanation:

Spring Cloud Sleuth is used for distributed tracing in Spring Cloud applications to help troubleshoot latency issues.

13. What is the function of the @EnableDiscoveryClient annotation?

a) Enable WebSocket support
b) Enable service discovery
c) Enable data validation
d) Enable Spring Cloud Bus

Answer:

b) Enable service discovery

Explanation:

The @EnableDiscoveryClient annotation is used to enable the service discovery client in a Spring Cloud application.

14. Which of the following is a centralized service registry and discovery solution in Spring Cloud?

a) Spring Cloud Stream
b) Spring Cloud Eureka
c) Spring Cloud Gateway
d) Spring Cloud Config

Answer:

b) Spring Cloud Eureka

Explanation:

Spring Cloud Eureka is a centralized service registry and discovery solution.

15. Which of the following is a primary function of Spring Cloud Gateway?

a) Data storage and retrieval
b) Service discovery and registration
c) Routing and API gateway operations
d) Event-driven messaging

Answer:

c) Routing and API gateway operations

Explanation:

Spring Cloud Gateway is primarily designed to handle API routing, load balancing, and other cross-cutting concerns for microservices, serving as an API Gateway.


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