天津大學(xué)軟件學(xué)院系統(tǒng)分析課件ppt第一章-文庫(kù)吧資料
2025-07-27 20:47本頁(yè)面
【正文】 to assess the maturity level of an anization’s information systems development and management processes and products. It consists of five levels of maturity as measured by a set of guidelines called the key process areas. Irwin/McGrawHill Copyright 169。 2022 The McGrawHill Companies. All Rights reserved Whitten Bentley Dittman SYSTEMS ANALYSIS AND DESIGN METHODS 5th Edition Contemporary IS Services Organization Irwin/McGrawHill Copyright 169。 2022 The McGrawHill Companies. All Rights reserved Whitten Bentley Dittman SYSTEMS ANALYSIS AND DESIGN METHODS 5th Edition Where Systems Analysts Work ? In traditional businesses – Working in traditional information services anizations (permanent project teams) – Working in contemporary information services anizations (dynamic project teams) ? In outsourcing businesses – Contracted to traditional businesses ? In consulting businesses – Contracted to traditional businesses ? In application software businesses – Building software products for traditional businesses Irwin/McGrawHill Copyright 169。 2022 The McGrawHill Companies. All Rights reserved Whitten Bentley Dittman SYSTEMS ANALYSIS AND DESIGN METHODS 5th Edition ProblemSolving Scenarios ? True problem situations, either real or anticipated, that require corrective action ? Opportunities to improve a situation despite the absence of plaints ? Directives to change a situation regardless of whether anyone has plained about the current situation Irwin/McGrawHill Copyright 169。 2022 The McGrawHill Companies. All Rights reserved Whitten Bentley Dittman SYSTEMS ANALYSIS AND DESIGN METHODS 5th Edition Systems Analysts A systems analyst studies the problems and needs of an anization to determine how people, data, processes, munications, and information technology can best acplish improvements for the business. When information technology is used, the analyst is responsible for: – The efficient capture of data from its business source, – The flow of that data to the puter, – The processing and storage of that data by the puter, and – The flow of useful and timely information back to the business and its people. Irwin/McGrawHill Copyright 169。 2022 The McGrawHill Companies. All Rights reserved Whitten Bentley Dittman SYSTEMS ANALYSIS AND DESIGN METHODS 5th Edition System Users System users are the people who use or are affected by the information system on a regular basis—capturing, validating, entering, responding to, storing, and exchanging data and information. A mon synonym is client. Types include: – Internal users ? Clerical and service workers ? Technical and professional staff ? Supervisors, middle managers, and executive man
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