Summary of a Workshop for Software-Intensive Systems and - download pdf or read online

By National Research Council, Division on Engineering and Physical Sciences, Computer Science and Telecommunications Board, Committee on Advancing Software-Intensive Systems Producibility, Lynette I. Millett, Joan D. Winston

ISBN-10: 0309108446

ISBN-13: 9780309108447

ISBN-10: 0309108454

ISBN-13: 9780309108454

The turning out to be scale and complexity of software-intensive structures are introducing basic new demanding situations of uncertainty and scale which are really not easy for cover platforms. to aid in assembly those demanding situations, the dept of safeguard requested the NRC to evaluate the character of U.S. nationwide funding in software program examine. As a part of this learn, a workshop used to be held to envision uncertainty at scale in present and destiny software-intensive structures. This document provides a precis of the workshop discussions that founded on method, structure, and the grand scale; DoD software program demanding situations for destiny platforms; agility at scale; caliber and insurance with scale and uncertainty; and firm scale and past. The record additionally bargains a precis of key topics rising from the workshop: architectural demanding situations in large-scale structures; the necessity for software program engineering power; and open questions and study possibilities.

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The longer a bug lives, the more expensive it becomes. One way of addressing that situation and improving the overall effectiveness of development is finding ways to validate software sooner, such as by developer testing. Integration is part of that testing. Several research topics were discussed at this session: • Techniques for communication. 13 • Encouragement of multidisciplinary work and collaboration. • Learning how to value simplicity. In complex systems, fewer components in the architecture means fewer possible unpredictable interactions.

10 Cyber-physical systems typically have high interactive complexity. New systems have more resource sharing, which leads to hidden dependencies. There is limited design time support to understand or reduce interactive complexity. Modeling and analytic techniques are difficult to employ and often are underutilized. Simulations may not capture the system that is actually built; diagrams are not sufficient to convey all consequences of decisions. Thus, present cyber-physical systems rely on human ingenuity at design time and extensive system testing to manage interactive complexity.

The SwA program is process-agnostic, providing practical guidance in assurance practices and methodologies for process improvement. A developer’s guide and glossary discussed during this session, Securing the Software Life Cycle, is not a policy or standard. Instead, it focuses on touch points and artifacts throughout the life cycle that are foundational knowledge, best practices, and tools and resources for building assurance in. Integrating security into the systems engineering life cycle enables the implementation of software assurance.

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Summary of a Workshop for Software-Intensive Systems and Uncertainty at Scale by National Research Council, Division on Engineering and Physical Sciences, Computer Science and Telecommunications Board, Committee on Advancing Software-Intensive Systems Producibility, Lynette I. Millett, Joan D. Winston


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