tailieunhanh - System Analysis, Design, and Development Concepts, Principles, and Practices phần 7

Cấu hình Item (CI) "Một tập hợp của phần cứng, phần mềm, phần mềm máy tính, hoặc bất kỳ phần rời rạc của họ, đáp ứng một chức năng sử dụng cuối cùng và được chỉ định (Thâu tóm) để quản lý cấu hình riêng biệt. Các cấu hình có thể thay đổi rộng rãi trong phức tạp, kích thước và loại. | Simpo PDF Merge and Split Unregistered Version - http wwWrSimjpotndf49om Configuration Item CI An aggregation of hardware firmware computer software or any of their discrete portions which satisfies an end use function and is designated by the Acquirer for separate configuration management. Configuration items may vary widely in complexity size and type. Any item required for logistic support and designated for separate procurement is a CI. Source Adapted from DSMC Glossary Defense Acquisition Acronyms and Terms Configuration Management A management process for establishing and maintaining consistency of a product s performance functional and physical attributes with its requirements design and operational information throughout its life. Source ANSI-EIA-649-1998 p. 4 Effectivity A designation defining the product range . serial lot numbers model dates or event at which a change to a specific product is to be or has been effected or to which a variance applies. Source ANSI-EIA-649-1998 p. 4 Hardware Configuration Item HWCI An aggregation of hardware that satisfies an end use function and is designated for separate configuration management by the Acquirer. Source Adapted from former MIL-sTd-498 p. 5 Item Any physical component of a system such as a PRODUCT SUBSYSTEM ASSEMBLY subassembly or PART. Line Replaceable Unit LRU A unit designed to be removed upon failure from a larger entity product or item in the operational environment normally at the organizational level. Source MIL-HDBK-470A Appendix G Glossary p. G-8 Logical Configuration Item LCI An optional designation assigned to a specific capability. Physical Configuration Item PCI An item that represents the physical instance of a configuration item CI . Each item is assigned a part number and may be serialized. Product Structure Refer to definition provided in Chapter 9 System Levels of Abstraction and Semantics. Requirements Baseline Documentation describing a system s segments functional characteristics and