System Development Life Cycle

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Systems Planning
Stage Topic
Chapter 2 Analyzing the Business Case
Deliverable Preliminary investigation report
Toolkit Support Primary tools: Communications, financial analysis, and project management tool Other tool as required.

Systems Planning is the first of five stage in the systems development life cycle (SDLC). In this stage, you will learn how IT projects get started and how a system analyst evaluates a proposed project and determine its feasibility. A system analyst’s first task is to review an IT request to determine whether it presents a strong business case, or justification. To do this, the analyst considers the company’s strategic plan and studies its mission, objectives, and IT needs. Next, the
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Systems Design is the third of five stages in the systems development life cycle (SDLC). In the previous stage, systems analysis, you developed a logical model of the system and considered various development strategies. Now you are ready to begin the physical design of the system that will meet the specifications described in the system requirements document. Systems design tasks include output and user interface design, data design, and system architecture.

Systems Implementation
Stage Topic
Chapter 10 Systems Implementation
Deliverable A completely functioning information system
Toolkit Support Primary tools: Communications, CASE, and project management tools, project Other tools as required.

Systems Implementation is the fourth of five stages in the systems development life cycle (SDLC). In the previous stage, systems design, you developed a physical model that included data design, user interface, input and output design, and system architecture. Now you will begin systems implementation tasks, including application development, testing, documentation, training, data conversion, system changeover and post-implementation evaluation of the results. At the conclusion of the systems implementation stage, user will be working with the system on a day-to-day basis, and you will focus on system operation, security and support, which is the final stage in the SDLC.

Systems Operation, Support and Security

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