Proceedings of IFIP seventeenth World Computer system Congress, Montreal, Canada, 25-30 August 2002, p133-148. Kluwer Academic Marketers.
User requirements analysis
An assessment supporting methods
Research Institution in Ergonomics and Individual Factors Loughborough University, UK m. c. [email protected] alternating current. uk
Serco Usability Services, UK [email protected] serco. com
Understanding user requirements is a fundamental element of information systems design and it is critical to the success of interactive systems. However indicating these requirements is less than simple to obtain. This newspaper describes basic methods to support user requirements analysis which can be adapted to a range of conditions. Some quick case studies are defined to illustrate how these kinds of methods had been applied used. user requirements, user-centred design and style, usability strategies
Understanding user requirements is an important part of information devices design and it is critical for the success of interactive devices. It is now extensively understood that successful systems and goods begin with a comprehension of the needs and requirements of the users. As specified in the ISO 13407 normal (ISO, 1999), user-centred style begins which has a thorough comprehension of the needs and requirements of the users. The benefits range from increased production, enhanced top quality of work, reductions in support and schooling costs, and improved user satisfaction. Requirements analysis is not a basic process. Particular problems confronted by the expert are: вЂў addressing sophisticated organisational scenarios with many stakeholders вЂў users and designers thinking along traditional lines, reflecting the existing system and processes, instead of being impressive вЂў users not knowing beforehand what they want through the future system (Olphert & Damodaran, 2002)
M. Maguire and N. Bevan
rapid development periods, reducing enough time available for end user needs research вЂў symbolizing user requirements in an suitable form. This kind of paper thinks how these types of problems could be addressed by selecting appropriate techniques to support the user requirements generation and validation. That describes each method quickly and displays how it contributes to the needs process. The foundation for the use of different end user requirements strategies is a simple procedure as shown in Physique 1 under encompassing some elements:
User needs identification
Envisioning and evaluation
Physique 1: General process to get user requirements analysis
The four phases, and methods used to support the periods, are referred to in the next areas, followed by a summary table featuring the advantages and drawbacks of each technique.
The first step in user requirements analysis should be to gather background information about the users and stakeholders and the processes that presently take place. This methods might be adopted: Stakeholder analysis recognizes all the users and stakeholders who may influence or perhaps be impacted by the system. This helps ensure that the needs of all those involved are considered. If required, the system is usually tested by simply them. Customer groups can include end users, supervisors, installers, and maintainers. Different stakeholders include recipients of output in the system, marketing staff, purchasers and support staff (Taylor, 1990). Stakeholder analysis identifies, for each end user and stakeholder group, their particular main functions, responsibilities and task desired goals in relation to the program. One of the main concerns is tips on how to trade-off the competing requires of different stakeholder groups inside the new system (see some. 5 Allowance of function and consumer cost-benefit analysis).
User requirements analysis
Secondary researching the market involves exploring published resources such as study reports, census data, market information, that throw light upon the...
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M. Maguire and D. Bevan
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