Stages of development

Investigation  - Collecting information-questionnaires, interviews, surveys and current documents. 

Analysis  - Where does the data come from, How is it processed, List of objectives, What are the outputs

Design  - Testing plan, evaluation criteria, hardware requirments, input designs.

Implementation  - Introduce it - direct changeover, phased, parallel.

Maintenance  - Corrective Adaptive Perfective 

Feasibility stage

Technical

Economical

Legal

Operational

Schedule

Black box testing: When ther eis no knowledge of the code 

Whitebox testing: Tested with full knowledge of the code.

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Stages of development

Investigation  - Collecting information-questionnaires, interviews, surveys and current documents. 

Analysis  - Where does the data come from, How is it processed, List of objectives, What are the outputs

Design  - Testing plan, evaluation criteria, hardware requirments, input designs.

Implementation  - Introduce it - direct changeover, phased, parallel.

Maintenance  - Corrective Adaptive Perfective 

Feasibility stage

Technical

Economical

Legal

Operational

Schedule

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