Software Design — Cognitive Aspects by Françoise Détienne PhD (auth.), Frank Bott MA, MBCS, CEng

By Françoise Détienne PhD (auth.), Frank Bott MA, MBCS, CEng (eds.)

Software layout - Cognitive Aspects covers various components together with software program research, layout, coding and upkeep. It information the background of the examine that has been performed because the Seventies during this fast-developing box earlier than defining a working laptop or computer software from a computing and cognitive psychology point of view. designated remedy is given to the 2 crucial facets of programming; software program creation and software program knowing and in the course of the publication parallels are drawn among experiences on processing texts written in typical language and processing computing device programs.
This e-book may be of specific curiosity to researchers, practitioners and graduate scholars in machine technological know-how, Cognitive Psychology, and Cognitive Ergonomics.

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Extra resources for Software Design — Cognitive Aspects

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There is also a distinction to be drawn between the problems of producing programs and the problems of producing results. 1. We then go on to present three theoretical approaches used in studying the activity of software design: the knowledge-centred approach, the strategy-centred approach and the organization-centred approach. 2, involves identifying and formalizing the knowledge of the expert within the framework of the theory of schemas. According to this approach, the activity of designing a program consists, in part, of activating schemas kept in memory that are suitable for handling certain problems, and of combining them to construct a program.

Semantic knowledge, which refers to the concepts, such as the notion of a variable, that make it possible to understand what happens when a line of code is executed. 3. Schematic knowledge, that is, programming schemas that represent generic solutions. The theory of schemas has been widely used to describe the knowledge of expert programmers2• It is a theory of the organization of knowledge in memory and of the processes for making use of this knowledge. A schema is a data structure which represents generic concepts stored in memory".

But it is often the interaction between several factors that determines the strategy. 4 is concerned with the approach which is centred on the organization of the design activity, a more 'meta' level than the strategy-centred approach. Two types of model contrast with each other: 1. The hierarchical model based on normative models inspired by programming methods. 2. Opportunistic models, based on the results of empirical studies, which emphasize how the real activity deviates from a strictly hierarchical model.

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