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Software Engineering

by Vikas YadavVikas Yadav
Type: NoteInstitute: mahatma gandhi kashi vidyapeeth Course: B.Tech Specialization: Computer Science EngineeringViews: 13Uploaded: 5 months ago

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Vikas Yadav
Vikas Yadav
Software Engineering Tutorial
Simply Easy Learning
About the tutorial Software Engineering Tutorial This tutorial provides you the basic understanding of software product, software design and development process, software project management and design complexities. At the end of the tutorial you should be equipped with well understanding of software engineering concepts. Audience This tutorial is designed for the readers pursuing education in software development domain and all enthusiastic readers. Prerequisites This tutorial is designed and developed for absolute beginners. Though, awareness about software systems, software development process and computer fundamentals would be beneficial. Copyright & Disclaimer  Copyright 2014 by Tutorials Point (I) Pvt. Ltd. All the content and graphics published in this e-book are the property of Tutotorials Point (I) Pvt. Ltd. The user of this e-book is prohibited to reuse, retain, copy, distribute or republish any contents or a part of contents of this e-book in any manner without written consent of the publisher. We strive to update the contents of our website and tutorials as timely and as precisely as possible, however, the contents may contain inaccuracies or errors. Tutorials Point (I) Pvt. Ltd. provides no guarantee regarding the accuracy, timeliness or completeness of our website or its contents including this tutorial. If you discover any errors on our website or in this tutorial, please notify us at contact@tutorialspoint.com
Table of Contents SOFTWARE ENGINEERING TUTORIAL ............................................................................................. I AUDIENCE ..................................................................................................................................... I PREREQUISITES ............................................................................................................................. I COPYRIGHT & DISCLAIMER ............................................................................................................ I SOFTWARE OVERVIEW ................................................................................................................. 1 DEFINITIONS ........................................................................................................................................... 1 SOFTWARE EVOLUTION ............................................................................................................................ 2 SOFTWARE EVOLUTION LAWS .................................................................................................................... 3 E-TYPE SOFTWARE EVOLUTION .................................................................................................................. 3 SOFTWARE PARADIGMS ............................................................................................................................ 4 Software Development Paradigm ................................................................................................... 4 Software Design Paradigm ............................................................................................................. 5 Programming Paradigm .................................................................................................................. 5 NEED OF SOFTWARE ENGINEERING............................................................................................................. 5 CHARACTERISTICS OF GOOD SOFTWARE ....................................................................................................... 6 Operational ..................................................................................................................................... 6 Transitional ..................................................................................................................................... 6 Maintenance ................................................................................................................................... 6 SOFTWARE DEVELOPMENT LIFE CYCLE.......................................................................................... 8 SDLC ACTIVITIES ..................................................................................................................................... 8 Communication ............................................................................................................................... 8 Requirement Gathering................................................................................................................... 8 Feasibility Study .............................................................................................................................. 9 System Analysis ............................................................................................................................... 9 Software Design .............................................................................................................................. 9 Coding ............................................................................................................................................. 9 Testing ............................................................................................................................................. 9 Integration .................................................................................................................................... 10 Implementation............................................................................................................................. 10 Operation and Maintenance ......................................................................................................... 10 SOFTWARE DEVELOPMENT PARADIGM ...................................................................................................... 10 Waterfall Model ............................................................................................................................ 10 Iterative Model.............................................................................................................................. 11 Spiral Model .................................................................................................................................. 12 V – model ...................................................................................................................................... 12 Big Bang Model ............................................................................................................................. 14 SOFTWARE PROJECT MANAGEMENT .......................................................................................... 15 SOFTWARE PROJECT............................................................................................................................... 15 NEED OF SOFTWARE PROJECT MANAGEMENT ............................................................................................. 15 SOFTWARE PROJECT MANAGER ............................................................................................................... 16 Managing People .......................................................................................................................... 16 i

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