Phillip A. Laplante

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Considerable confusion arises in distinguishing between software as a service (SaaS) and service-oriented architecture (SOA). Zachman's framework can help to try to make sense of the alphabet soup of Web services and utilities that form the basis for both SOA and SaaS. The difference between SaaS and SOA is that the former is a software-delivery model(More)
The selection of an appropriate software project management tool, as in the selection of many other tools, is often approached using an ad hoc process. Such non-rigorous approaches often based on personal preference, intuition, or marketing hype, can lead to an erroneous result. In this paper a rigorous model for selecting a software project management tool(More)
Software architecture is the set of important design decisions that address cross-cutting system quality attributes such as security, reliability, availability, and performance. Practitioners often face difficulty in beginning an architectural design due to the lack of concrete building blocks available to them. Tactics are fundamental design decisions and(More)
Although many aids such as architectural styles and patterns are now available for software architects, making optimal design decisions on appropriate architectural structures still requires significant creativity. In an effort to introduce a more direct link between an architectural decision and its consequences, a finer grained architectural concept(More)
In this study open source software was examined from an archaeological perspective. The objective: to explore the evolution of a long-lived open source project with the intention of learning how code evolution has progressed over time. This investigation provides a case study of Nethack, an enormously popular open source game that has been in development(More)
Little contemporary data exists that documents software requirements elicitation, requirements specification, document development, and specification validation practices. An exploratory survey of more than 3,000 software professionals was conducted and nearly 250 responses were obtained. Survey data obtained includes characteristics of projects, practices,(More)