⌨️ap computer science principles review

APIs

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

APIs (Application Programming Interfaces) are sets of rules and protocols that allow different software applications to communicate with each other. They specify how different software components should interact, making it easier for developers to use and integrate functionalities from existing systems into their own applications.