This learning material "Software Engineering and Quality Assurance" is one member in the series of venture by ISTE. Software is one area where the Indian talent is well recognized all over the world in recent days. The intellectual capability of Indians in developing software is now well established. There are seven modules in the book. The first module describes Fundamental Notions of Software Engineering Process and Quality. Module 2 describes various Software designs and development models such as Waterfall, Prototyping, Interactive and Spiral Models. Module 3 deals with Software Testing Verification and Validation