Application Programming Interface (API): Definition, Types, and Examples in Java
📘 Application Programming Interface (API) An Application Programming Interface (API) is a collection of interfaces, implementation classes, and helper classes that enables communication between two different applications. APIs act as a bridge that allows one software application to interact with another without knowing its internal implementation. An API is generally provided in the form of a JAR (Java Archive) file. Most APIs are developed and maintained by software vendors to allow developers to use their services or features. 🔍 Example of API ✅ JDBC (Java Database Connectivity) JDBC is a standard Java API Used to connect Java applications with a database server Allows execution of SQL queries from Java programs 🧩 Categories of API APIs can be classified into three main categories based on how interfaces and implementations are packaged. 🔹 Category 1 API Interface, implementation classes, and helper classes are present in a single JAR file Easy to use and deploy 📌 Example: Core...