hedonist
发表于 2025-3-21 16:49:43
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特征
发表于 2025-3-22 00:04:48
https://doi.org/10.1007/978-1-349-10341-6design; documentation; project management; systems analysis
玩忽职守
发表于 2025-3-22 03:04:08
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GRE
发表于 2025-3-22 08:28:24
Introduction to Systems Analysis and Design,In this chapter we look at the traditional system development life cycle, identify the problems associated with it, introduce the concept of structured methods and provide a brief introduction to the Structured Systems Analysis and Design Method (SSADM).
homeostasis
发表于 2025-3-22 09:55:45
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cushion
发表于 2025-3-22 16:23:35
Stage 1: Investigation of Current Environment (Continued),This chapter introduces two concepts which are used in Stage 1: Logical Data Modelling (LDM) and the Data Store/Entity Cross Reference.
冲击力
发表于 2025-3-22 18:32:15
Completion of Stage 1 and Stage 2,This chapter will bring together the final tasks involved in Stage 1. Many of these tasks involve completion of documentation that supports the DFD and LDM. The analyst must then define a logical system by converting the Current Physical Model to a Current Logical Model before moving into Stage 2 and the selection of Business System Options.
ABASH
发表于 2025-3-23 01:08:13
Stage 5: Logical Design,This stage adds the specific detail of processing structures that were initially defined in the Requirements Specification and to specify the Human Computer Interface (HCI) in the form of dialogues. This detailed specification should
cancellous-bone
发表于 2025-3-23 03:43:59
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杀子女者
发表于 2025-3-23 07:32:44
,SSADM — A Critique,SSADM has now been widely used for a number of years and some doubts have been expressed about its contribution to the successful development of information systems. In this chapter an attempt is made to review these criticisms and generally evaluate the method.