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system life cycle (analysis (describe the current system, identify the…
system life cycle
analysis
describe the current system
identify the problems with the current system
agree the objectives with the clients
identify and agree customer requirements
interpret customer requirements
research or collect data from the current system
produce a cost benefit analysis
Identify suitable hardware and software
produce a data flow diagram
researching an existing system
observation
questionnaires
interview and looking at existing paperwork
DFD
the need to identify inputs, outpurs and proccessing of the current system
the need to identify problems with the current system
the need to identify the user and information requirements for the new system
system specifications
identify and justify suitable hardware for the new system
identifyy and justify new software for the new system