1. What is Auto-configuration ? Junior A. the externalized key-value file Boot reads at startup to override defaults and supply settings B. the module exposing production endpoints for health checks, metrics, and runtime introspection C. Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans D. the conditional that makes auto-configured beans back off when the developer has already defined their own Answer + AI explanation with Pro
2. Which term means: "Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans"? Junior A. Auto-configuration B. Embedded server C. Starter dependency D. @SpringBootApplication Answer + AI explanation with Pro
3. Which statement is correct? Junior A. Auto-configuration — the module exposing production endpoints for health checks, metrics, and runtime introspection B. Auto-configuration — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans C. Auto-configuration — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup D. Auto-configuration — a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed Answer + AI explanation with Pro
4. What is Starter dependency ? Junior A. the conditional that makes auto-configured beans back off when the developer has already defined their own B. a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup C. Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans D. the module exposing production endpoints for health checks, metrics, and runtime introspection Answer + AI explanation with Pro
5. Which term means: "a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup"? Junior A. application.properties B. Starter dependency C. Actuator D. @SpringBootApplication Answer + AI explanation with Pro
6. Which statement is correct? Junior A. Starter dependency — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans B. Starter dependency — a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning C. Starter dependency — the module exposing production endpoints for health checks, metrics, and runtime introspection D. Starter dependency — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup Answer + AI explanation with Pro
7. What is @SpringBootApplication ? Junior A. the externalized key-value file Boot reads at startup to override defaults and supply settings B. a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup C. a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning D. Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans Answer + AI explanation with Pro
8. Which term means: "a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning"? Junior A. Embedded server B. @ConditionalOnMissingBean C. @SpringBootApplication D. application.properties Answer + AI explanation with Pro
9. Which statement is correct? Junior A. @SpringBootApplication — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans B. @SpringBootApplication — a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning C. @SpringBootApplication — the conditional that makes auto-configured beans back off when the developer has already defined their own D. @SpringBootApplication — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup Answer + AI explanation with Pro
10. What is application.properties ? Mid A. a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed B. the module exposing production endpoints for health checks, metrics, and runtime introspection C. a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning D. the externalized key-value file Boot reads at startup to override defaults and supply settings Answer + AI explanation with Pro
11. Which term means: "the externalized key-value file Boot reads at startup to override defaults and supply settings"? Mid A. Auto-configuration B. Embedded server C. Actuator D. application.properties Answer + AI explanation with Pro
12. Which statement is correct? Mid A. application.properties — the externalized key-value file Boot reads at startup to override defaults and supply settings B. application.properties — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup C. application.properties — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans D. application.properties — the module exposing production endpoints for health checks, metrics, and runtime introspection Answer + AI explanation with Pro
13. What is Embedded server ? Junior A. a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed B. a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning C. a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup D. the externalized key-value file Boot reads at startup to override defaults and supply settings Answer + AI explanation with Pro
14. Which term means: "a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed"? Junior A. @ConditionalOnMissingBean B. Starter dependency C. Actuator D. Embedded server Answer + AI explanation with Pro
15. Which statement is correct? Junior A. Embedded server — the externalized key-value file Boot reads at startup to override defaults and supply settings B. Embedded server — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup C. Embedded server — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans D. Embedded server — a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed Answer + AI explanation with Pro
16. What is Actuator ? Mid A. Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans B. the externalized key-value file Boot reads at startup to override defaults and supply settings C. a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning D. the module exposing production endpoints for health checks, metrics, and runtime introspection Answer + AI explanation with Pro
17. Which term means: "the module exposing production endpoints for health checks, metrics, and runtime introspection"? Mid A. application.properties B. Starter dependency C. Auto-configuration D. Actuator Answer + AI explanation with Pro
18. Which statement is correct? Mid A. Actuator — a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning B. Actuator — the conditional that makes auto-configured beans back off when the developer has already defined their own C. Actuator — the module exposing production endpoints for health checks, metrics, and runtime introspection D. Actuator — a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed Answer + AI explanation with Pro
19. What is @ConditionalOnMissingBean ? Senior A. the conditional that makes auto-configured beans back off when the developer has already defined their own B. Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans C. a servlet container like Tomcat packaged inside the runnable JAR so no external deployment is needed D. a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning Answer + AI explanation with Pro
20. Which term means: "the conditional that makes auto-configured beans back off when the developer has already defined their own"? Senior A. Embedded server B. Auto-configuration C. @ConditionalOnMissingBean D. @SpringBootApplication Answer + AI explanation with Pro
21. Which statement is correct? Senior A. @ConditionalOnMissingBean — the conditional that makes auto-configured beans back off when the developer has already defined their own B. @ConditionalOnMissingBean — Boot's mechanism that wires sensible default beans based on classpath contents and existing user beans C. @ConditionalOnMissingBean — a curated, opinionated set of compatible libraries bundled under one coordinate to simplify build setup D. @ConditionalOnMissingBean — a convenience annotation combining configuration declaration, auto-configuration enablement, and component scanning Answer + AI explanation with Pro