期刊名称：Ovidius University Annals: Economic Sciences Series
电子版ISSN：2393-3127
出版年度：2010
卷号：10
期号：1
语种：English
出版社：Ovidius University Press
摘要：The core activities in systems development are system analysis,system design,programming,testing,conversion,and production and maintenance. Systems analysis is the study and analysis of problems of existing systems and the identification of requirements for their Figure 1. The systems development process solution. Requirements must consider economic,technical,and temporal constraints,as well as the goals,procedures,and decision processes of the organization. There are various systems-building alternatives: the traditional systems life cycle,prototyping,application software packages,end-user development,and outsourcing.
关键词：systems development;users;data planning and modeling methodology;database technology and management;data administration
