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Interaction Design, 5th Edition
book

Interaction Design, 5th Edition

by Helen Sharp, Jennifer Preece, Yvonne Rogers
May 2019
Intermediate to advanced content levelIntermediate to advanced
656 pages
23h 33m
English
Wiley
Content preview from Interaction Design, 5th Edition

Chapter 11DISCOVERING REQUIREMENTS

  1. 11.1 Introduction
  2. 11.2 What, How, and Why?
  3. 11.3 What Are Requirements?
  4. 11.4 Data Gathering for Requirements
  5. 11.5 Bringing Requirements to Life: Personas and Scenarios
  6. 11.6 Capturing Interaction with Use Cases

 

11.1 Introduction

Discovering requirements focuses on exploring the problem space and defining what will be developed. In the case of interaction design, this includes: understanding the target users and their capabilities; how a new product might support users in their daily lives; users' current tasks, goals, and contexts; constraints on the product's performance; and so on. This understanding forms the basis of the product's requirements and underpins design and construction.

It may seem artificial to distinguish between requirements, design, and evaluation activities because they are so closely related, especially in an iterative development cycle like the one used for interaction design. In practice, they are all intertwined, with some design taking place while requirements are being discovered and ...

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Publisher Resources

ISBN: 9781119547259Purchase book