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System Life Cycle (Design (File structures (Field length, Field name, Data…
System Life Cycle
Design
Data capture forms
Paper-based capture form
Computer-based capture form
Screen displays and printed reports
System flowcharts
Verification
Double entry
Visual
Validation
Validation checks
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
Development and testing
Development
Testing Strategies
Normal
Abnormal
Extreme
Live
Implementation
Methods of changeover
Direct
Parallel
Pilot
Phased
Analysis
Feasibility Study
Terms of reference
Description of existing system
Criteria
Proposed solution
Method of research
Observation
Questionnaries
Interviews
Looking at existing paperwork
Documentation
User development
Technical documentation
Evaluation
Update of hardware
Update for Software