This document provides an overview of different software development processes including the waterfall model, iterative model, Rational Unified Process (RUP), and Agile Development Process (ADP). It describes the key aspects of each process including phases, roles, artifacts, and ceremonies. Specifically, it provides detailed explanations of Scrum, an agile methodology, including Scrum roles like Product Owner and Scrum Master, ceremonies like the Daily Scrum, and artifacts like the Product Backlog and Sprint Backlog. The document concludes with references for further information.