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writer better requirement
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2008-12-02
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非常好的关于如何做需求分析的资料,对于致力于需求分析,做需求分析师的各位同仁,一定非常有帮助!
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First published in Great Britain in 2002 © Pearson Education Ltd 2002
The right of Ian F. Alexander and Richard Stevens to be identified as the Authors of this Work
has been asserted by them in accordance with the Copyright, Designs and Patents Act 1988.
ISBN 0-321-13163-0
British Library Cataloguing in Publication Data
A CIP catalogue record for this book can be obtained from the British Library
Library of Congress Cataloging-in-Publication Data
Alexander, Ian (Ian R), 1954-
Writing better requirements / Ian Alexander and Richard Stevens.
p. cm.
Includes bibliographical references and index. ISBN 0-321 -13163-0 (pbk.: alk. paper) 1.
Software engineering. 2. Systems engineering. I. Stevens, Richard, 1946- II. Title.
QA76.758 .A43 2002 005.1 -dc21
2002071110
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is published, without the prior consent of the Publishers.
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Typeset by Pantek Arts Ltd, Maidstone, Kent
Printed and bound in Great Britain by Bell and Bain Ltd, Glasgow
The Publishers' policy is to use paper manufactured from sustainable forests.
Writing Better Requirement
i
Contents
Foreword by Dr. Ralph R. Young viii
Preface/ x
Acknowledgments/ xiii
1 Introduction 1
1.1 Why do requirements matter? / 1
1.2 Who are requirements for? / 6
1.3 Different names for requirements / 8
1.4 Different types of specification / 10
1.5 The challenge of writing better requirements / 11
1.6 The requirements writing process / 16
2 Identifying the stakeholders 19
2.1 Different types of stakeholder / 19
2.2 Your house extension: a simple case? / 21
2.3 A practical approach to identifying stakeholders / 22
Exercise 1 Listing the stakeholders / 23
3 Gathering requirements from stakeholders 27
3.1 Possible techniques / 27
Exercise 2 Asking "why?" / 31
3.2 Interviews / 31
3.3 Workshops / 39
3.4 Experiencing life as a user / 44
3.5 Observing users at work / 44
3.6 Acting out what needs to happen / 45
3.7 Prototypes / 48
4 Other sources of requirements 50
4.1 Possible sources / 50
Exercise 3 Extracting requirements from source documents / 55
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