Lecture 40 Quiz: Spring Boot Actuator, Logger, Web App Build & Final Revision

Note

Review before quiz: Lectures | Week 12 Content | Lab 9

Lecture 40 Self-Check

Question 1: Which dependency exposes operational endpoints such as /actuator/health?

Select an item

A. spring-boot-starter-web

B. spring-boot-starter-test

C. spring-boot-starter-actuator

D. spring-boot-starter-thymeleaf

Question 2: If a service dependency (like database) is down and health check fails, which status is commonly associated with service outage conditions?

Select an item

A. 200 OK

B. 201 Created

C. 500 Internal Server Error

D. 503 Service Unavailable

Question 3: Which logging approach is most appropriate in production Spring Boot applications?

Select an item

A. log.info("User {} created", username)

B. System.out.println("user created")

C. printStackTrace() in every catch block

D. Writing logs directly to SQL table in controller

Question 4: Which is a correct production-readiness best practice?

Select an item

A. Hard-code secrets in application.properties for convenience

B. Expose all actuator endpoints publicly in production

C. Externalize secrets and restrict actuator endpoint exposure

D. Disable health endpoint to improve performance

Question 5: What is the standard Maven flow to build a deployable Spring Boot artifact?

Select an item

A. mvn clean package then run JAR

B. mvn clean install then run WAR only

C. java compile then run class files directly

D. mvn dependency:tree and deploy immediately