The document discusses software, dividing it into two main types: system software, which manages hardware components (e.g., Microsoft Windows, Linux), and application software, which performs specific tasks (e.g., Microsoft Office, Google Chrome). Users typically do not interact with system software as it operates in the background, while they actively use application software. The document provides examples of various software types and mentions popular applications like Instagram, Snapchat, YouTube, Facebook, and Google Chrome.