TCS WINGS 1 T4 SPRING BOOT - SET 2

Rahul Vijayan
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TCS WINGS 1 T4 SPRING BOOT - SET 2

• What is the default port on which a Spring Boot application runs?
  Options:
  A) 8080
  B) 8000
  C) 80
  D) 8888
  Answer:
  A) 8080

• You want to implement role-based access control in your Spring Boot application. Which annotation would you use?
  Options:
  A) @RolesAllowed
  B) @PreAuthorize
  C) @Secured
  D) All of the above
  Answer:
  D) All of the above

• In a Spring Boot microservices architecture, which component is responsible for service discovery?
  Options:
  A) Eureka
  B) Zuul
  C) Ribbon
  D) Spring Cloud Config
  Answer:
  A) Eureka

• You want to create a custom exception in your Spring Boot application. What should you extend?
  Options:
  A) Exception
  B) RuntimeException
  C) Throwable
  D) Both A and B
  Answer:
  B) RuntimeException

• You need to handle global exceptions in a Spring Boot REST API. Which class should you use?
  Options:
  A) @ControllerAdvice
  B) ResponseEntityExceptionHandler
  C) @RestController
  D) Both A and B
  Answer:
  D) Both A and B

• You want to implement caching in your Spring Boot application. Which annotation would you use to enable it?
  Options:
  A) @EnableCaching
  B) @Cacheable
  C) @CacheEvict
  D) Both A and B
  Answer:
  A) @EnableCaching

• You want to use Spring Boot Actuator to monitor your application. Which dependency do you need to add?
  Options:
  A) Spring Boot Starter Actuator
  B) Spring Boot Starter Web
  C) Spring Boot Starter Security
  D) Spring Boot Starter Data JPA
  Answer:
  A) Spring Boot Starter Actuator

• To read values from the application.properties file, which annotation would you use?
  Options:
  A) @Value
  B) @ConfigurationProperties
  C) Both A and B
  D) @PropertySource
  Answer:
  C) Both A and B

• You want to implement API versioning in your Spring Boot application. What is a common approach?
  Options:
  A) URL versioning
  B) Header versioning
  C) Parameter versioning
  D) All of the above
  Answer:
  D) All of the above

• You need to ensure that a method in your Spring Boot application is executed only once every minute. What would you use?
  Options:
  A) @Scheduled(fixedRate = 60000)
  B) @Timed
  C) @Lock
  D) @Scheduled(cron = "0 * * * * ?")
  Answer:
  D) @Scheduled(cron = "0 * * * * ?")