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COTS systems in reuse-oriented development

publish date: 2026/05/29 09:03:20.066579 UTC

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Commercial off-the-shelf (COTS) systems are an important source of reusable functionality.

Which statement best describes the role of COTS systems in reuse-oriented software engineering?

They are used only for testing, not for production systems.

They are only used as documentation examples and never executed.

They provide complete subsystems that can be configured and integrated into a larger system.

They must always be rewritten before integration.

They provide complete subsystems that can be configured and integrated into a larger system.

COTS products are pre-built systems that can be configured and combined with other components to deliver required functionality.

Software Engineering, Ian Sommerville, 9th edition