Accelya Solutions India Limited Java Developer Interview Questions and Answers

The API-creating process involves designing, developing, testing, documenting, and deploying APIs.

• Design the API by defining endpoints, request/response formats, and authentication methods

• Develop the API using programming languages like Java, frameworks like Spring Boot, and tools like Swagger

• Test the API for functionality, performance, security, and scalability

• Document the API with clear instructions, examples, and us...read more

An interface in Java is a reference type, similar to a class, that can contain only constants, method signatures, default methods, static methods, and nested types.

• Interfaces are used to define a contract for classes that implement them.

• Classes can implement multiple interfaces, but can only extend one class.

• Interfaces can be used to achieve abstraction and multiple inheritance in Java.

• Example: interface Shape { void d...read more