IEEE 990-1987
IEEE Recommended Practice for Ada As a Program Design Language
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About This Item
IEEE 990-1987 is a computing standard that presents recommended practice for using Ada as a program design language. It focuses on how Ada can support structured software design, specification, and communication across development teams. As an inactive standard, it still offers useful historical context for software engineering practices in embedded and safety-related computing environments where clear design language and disciplined documentation matter.
About IEEE 990-1987
This recommended practice addresses the role of Ada in program design, rather than only code implementation. IEEE 990-1987 is relevant to teams that need a more formal way to describe software behavior, interfaces, and design intent before or alongside programming. In the computing and processing field, it may be used as a reference for software development methods, especially where precision, readability, and traceable design decisions are important. The document helps define a common design approach.
Where is IEEE 990-1987 used?
IEEE 990-1987 is most closely associated with software projects that use Ada for design-oriented development, particularly in systems where reliability and disciplined structure are valued. It may be referenced in embedded control, defense-related software, transport systems, and other engineering workflows that depend on explicit program design language. IEEE 990-1987 can also support teams reviewing legacy Ada-based specifications, where consistent terminology and design notation help maintain understanding across long-lived projects.
Importance in practice
In practice, IEEE 990-1987 can help improve consistency between design documentation and implementation when Ada is used as the design language. That matters for compliance reviews, design control, and technical handoff, especially in projects with complex logic or long maintenance cycles. By encouraging a clearer design discipline, the standard may reduce ambiguity, support verification activities, and make it easier to compare intended behavior with delivered software. For organizations working with legacy Ada methods, it remains a useful reference point.
- Ada-based program design guidance
- Software specification and structure
- Design consistency and traceability
- Legacy computing reference document
- Publication Date: 1987
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Computing and Processing
- Official IEEE: Doi link
- This Version: 990 (1987)
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