Stage 1 Analysis (System Life Cycle)
-
Upload
haameem-mohiyuddin -
Category
Technology
-
view
158 -
download
1
Transcript of Stage 1 Analysis (System Life Cycle)
![Page 1: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/1.jpg)
Stage 1: AnalysisBy – H’MM
![Page 2: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/2.jpg)
IntroductionAnalysis
Design
Development and Testing
Implementation
Documentation
Evaluation
![Page 3: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/3.jpg)
![Page 4: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/4.jpg)
Stage 1: Analysis – Preliminary Investigation
Feasibility study / System survey Determine the problem Describe the problem Understand management decisions
Organizational chart Informal hierarchy
Produces rough plan and what to do
![Page 5: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/5.jpg)
Problem Definition Nature of the problem
Separate problem from symptoms of problem
Scope of the projectBudget and schedule
Objectives of the projectWhat user thinks system should do
![Page 6: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/6.jpg)
ReportWhat you have foundRecommendationsFinancially feasible
![Page 7: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/7.jpg)
Analysis – Data Gathering
Written documents Interviews
Structured Unstructured
Questionnaires Observation
Visits by appointment Participant observation
Sampling
![Page 8: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/8.jpg)
How the current system works Determine system requirements Basis for documentation Tools
Data flow diagram (DFD) Decision tables
Analysis – Analyze Data
![Page 9: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/9.jpg)
Analysis – Data Flow Diagram (DFD)
![Page 10: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/10.jpg)
Analysis – Decision Tables
![Page 11: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/11.jpg)
Analysis – System Requirements
Detailed list of things the system must be able to do
Design is based upon system requirements Agreement upon requirements is needed
before proceeding
![Page 12: Stage 1 Analysis (System Life Cycle)](https://reader034.fdocuments.net/reader034/viewer/2022042706/588a9c771a28ab904b8b6ec1/html5/thumbnails/12.jpg)
Analysis – Report to Management
Summarize problems Describe requirements Cost analysis Recommendations for next step Obtain authorization to proceed