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system life cycle (Implementation stage (Parallel, phased, Direct, pilot),…
system life cycle
Implementation stage
Parallel
phased
Direct
pilot
Design stage
verification
double entry
visual check
validation
lookup check
range check
length check
Character/type check
File structure
field name
data type
field length
system flowchart
analysis stage
feasibility study
Description of existing system
identify problems
projected cost
criteria
desirable features
essential requirement
Terms of reference
constraint
boundaries
objective
proposed solution
development plan
Cost-benefit analysis
DFD
methods of reseearch
interviews
questionnaries
Observation
evaluation stage
identify any limitations to the system
evaluate the user's response to using the new system
Compare final solution with the original task
development and testing stage
testing strategies
Module testing
Normal
Extreme
Abnormal
Live
Development progress
documentation
Technical documentation
User documentation