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Systems life cycle (Design (Validation (Range check, Look-up check, Length…
Systems life cycle
Design
Data capture forms
Paper based
Electronic based
Screen displays and printed reports
System flowcharts
Verification
Double entry
Visual check
Validation
Range check
Look-up check
Length check
Character/type check
Format/picture check
Presence check
Consistency check
Check digit
File structures
Field length
Field name
Data type
Design and testing strategy/plan
implementation
direct
Parallel
Pilot
Phased
Analysis
Feasibility study
Terms of reference
Description of existing system
Criteria
Proposed solution
Method of research
Observation
Questionnaires
Interviews
Looking at existing paperwork
DFD
Development and testing
Development
Testing strategies
Module testing
Normal
Abnormal
extreme
Live
Documentation
User documentation
Technical documentation
Evaluation