Object-Oriented Analysis and Design Workbook is written to help students learn OOAD in a simpler, more practical, and less intimidating way. Instead of focusing only on theory, this workbook guides readers through real examples, activities, case studies, and UML diagram exercises that reflect actual software development situations. Covering topics from basic object-oriented concepts to activity diagrams, the book is suitable for diploma and undergraduate students who want to strengthen their understanding of systems analysis and design step by step. Whether used in class, during tutorials, or for self-study, this workbook is designed to make learning more engaging, easier to follow, and more connected to the skills needed in today’s IT industry.