Glossary

Simple explanations of common Java, Spring Boot, database, and software engineering terms.

Abstraction

Hides implementation details and exposes the essential behavior of an object.

Encapsulation

Combines data and behavior inside a class while controlling access to its internal state.

Polymorphism

Allows the same interface or method call to behave differently depending on the object or implementation.

Dependency Injection

A design technique where required dependencies are provided to a class rather than created directly inside it.

Concurrency

The ability of a program to make progress on multiple tasks during overlapping periods of execution.

REST API

An HTTP-based interface commonly used for communication between applications and services.