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system life cycle (analysis (research or collect data from the current…
system life cycle
analysis
research or collect data from the current system
describe the current system
Identify the problems with the current system
Agree the objectives with the clients
Identify and agree customers requirements
Interpret customer requirements
Produce a cost-benefit analysis
Identify suitable hardware and software
produce a data flow diagram
design
design the data capture forms input and output
design the screen layouts
design outputs in the forms of screen displays and printed reports
produce systems flowcharts another and psuedo code
select/ design agree on the file structures
produce any algorithms or program flowcharts
data capture forms
have a heading to make the purpose of the form clear
make it clear to the person filling in the form where they must place the answers
Very pro
Feasibility study
Terms of reference
objectives
constraints
boundaries
Description of existing system
identify problems
projected costs
Criterua
essential requirements
desirable features
proposed solution
Development plan
cost-benefit analysis
testing strategies
file structures
validation
verification
system flow charts