Spring Boot

Spring Boot Actuator

Actuator for monitoring: endpoints (/health, /metrics, /info), metrics, health checks, configuration

20 питань зі співбесід·
Mid-Level
1

Which Maven dependency enables Spring Boot Actuator?

Відповідь

Spring Boot Actuator is enabled by adding the spring-boot-starter-actuator dependency to the project. This dependency includes all monitoring features and automatically activates basic endpoints like /health and /info. Spring Boot's auto-configuration detects this dependency and configures the endpoints without requiring additional configuration.

2

What is the default path for Actuator endpoints?

Відповідь

By default, all Actuator endpoints are exposed under the /actuator prefix. This convention groups all monitoring endpoints in a single location and simplifies security by targeting this specific prefix. The prefix can be customized via the management.endpoints.web.base-path property if needed.

3

Which two endpoints are exposed by default via HTTP?

Відповідь

Spring Boot Actuator only exposes /health and /info endpoints by default via HTTP for security reasons. These endpoints provide non-sensitive information about the application's state. All other endpoints like /metrics, /env, or /loggers must be explicitly enabled in configuration to prevent accidental exposure of sensitive data in production.

4

Which status indicates the application is ready to receive traffic?

5

Which library does Spring Boot Actuator use for metrics collection?

+17 питань зі співбесід

Інші теми співбесід Spring Boot

Spring Core - IoC & DI

Junior
22 запитань

Spring Boot Auto-Configuration

Junior
20 запитань

Spring Boot Starters

Junior
18 запитань

Application Properties & YAML

Junior
16 запитань

Logging with SLF4J & Logback

Junior
20 запитань

Spring Boot DevTools

Junior
15 запитань

Spring MVC Basics

Mid-Level
20 запитань

Spring REST Controllers

Mid-Level
20 запитань

Request & Response Handling

Mid-Level
20 запитань

Exception Handling

Mid-Level
25 запитань

Bean Validation

Mid-Level
25 запитань

Spring Data JPA Basics

Mid-Level
25 запитань

JPA Entities & Relationships

Mid-Level
30 запитань

JPA Queries

Mid-Level
30 запитань

Spring Data Repositories

Mid-Level
25 запитань

Spring Security Basics

Mid-Level
25 запитань

Unit Testing with JUnit & Mockito

Mid-Level
30 запитань

Spring Boot Testing

Mid-Level
30 запитань

Profiles & Environment

Mid-Level
20 запитань

RestTemplate & WebClient

Mid-Level
24 запитань

Async & Scheduling

Mid-Level
25 запитань

Caching with Spring

Mid-Level
25 запитань

Spring WebFlux (Reactive)

Mid-Level
25 запитань

Spring Transactions

Senior
30 запитань

Advanced Authentication & Authorization

Senior
30 запитань

JWT & Stateless Security

Senior
20 запитань

OAuth2 & Authorization Server

Senior
20 запитань

Spring Boot & Docker

Senior
19 запитань

Microservices with Spring

Senior
25 запитань

Spring Cloud Config

Senior
19 запитань

Performance Optimization

Senior
30 запитань

GraalVM Native Images

Senior
20 запитань

Опануй Spring Boot для наступної співбесіди

Отримай доступ до всіх питань, flashcards, технічних тестів, вправ code review та симуляторів співбесід.

Почни безкоштовно