This document summarizes a presentation on understanding enterprise architecture. It introduces enterprise architecture as a discipline for analyzing an organization's current and desired future states. It discusses how enterprise architecture can help translate business vision into effective enterprise change. The presentation also outlines frameworks for enterprise architecture like Zachman and TOGAF, and how they can be used to design architecture layers and relate business capabilities to information and infrastructure capabilities. Hands-on exercises are provided using Sparx Systems Enterprise Architect modeling tool.