摘要:Normal 0 21 false false false MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Normale Tabelle"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin:0cm; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman"; mso-ansi-language:#0400; mso-fareast-language:#0400; mso-bidi-language:#0400;} Software Requirements Specification (SRS) is the key documentation, defining the functional and non-functional system requirements. This papers stresses the importance of the SRS and examines the process, which enables the emergence of a quality SRS. Business information must be acquired, discussed, analysed and digested, which forms the inputs for the documentation of SRS. A SRS typically consists of a set of documents, including the SRS itself, which is a written description of business requirements and system features, and analysis models.