List of top best Spring framework Interview questions and answers including Spring Boot, MVC, Security, Core, etc. Most popular important frequently asked questions (FAQ) in spring for Freshers & Experienced pr
The @Repository annotation is used to define a Data Access Object (DAO) in Spring. It marks the class as a repository that handles database operations and allows Spring to configure AOP (Aspect-Oriented Programming) to manage exceptions. Specifically, it enables the translation of database-relate...
In Spring framework, the required dependencies and the services are specified in external configuration files, which are typically in an XML format. These XML configuration files usually start with<beans>tag and contain a lot of bean definitions AND application-specific configuration options. The main...
例如用 volatile 修饰 count 变量那么 count++ 操作并不是原子性的。而 AtomicInteger 类提供的 atomic 方法可以让这种操作具有原子性如 getAndIncrement ()方法会原子性的进行增量操作把当前值加一,其它数据类型和引用变量也可以进行相似操作。 47.如果同步块内的线程抛出异常会发生什么? 无论你的同步块是正常还是异...
链接:https://www.udemy.com/testing-spring-boot-beginner-to-guru/ DBUnit 数据库是许多 Java 应用程序(核心 Java 应用程序和 Web 应用程序)不可或缺的一部分,这可能是进行单元测试时的最大障碍。 连接到 Dev 或 UAT 数据库进行集成测试是不可靠的,因为任何人都可以更改数据和架构,例如表和存储过程,这将导...
Frequently asked Java Interview questionsTable of ContentsNo.Questions 1 What are the differences between JVM, JRE and JDK? 2 Why Java is platform-independent language 3 How does JVM works 4 What are the main features of Java 5 What is public static void main? 6 What is string constant ...
Java string interview questions What is the entry point in Java, and how is it written? main() in Java is the entry point for any Java program. main() is always written as public static void main string args. In Java, what are public static void main string args?
19、Spring vs Spring MVC vs Spring Boot? Spring:Spring最重要的特性是依赖注入或控制反转。 Spring MVC :是一个完全面向HTTP的MVC框架,由Spring框架管理并基于servlet。 SpringBoot:是一个用于快速配置的应用框架,它提供现成的配置,以便构建Spring应用。
Regardless of whether it is a commercial application or a user application, it is very simple at the beginning of the business, and we usually impl...
Even though we don’t use Reflection API in normal programming, it’s very important to have. We can’t have any frameworks such as Spring, Hibernate or servers such as Tomcat, JBoss without Reflection API. They invoke the appropriate methods and instantiate classes through reflection API and ...