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what is the system deveopment life cycle
is a series of steps taen when develing a new system or altering am existing system
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explain invetsigation
interviews, observations , inspecton of recrds and questionnaires
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what is a feasibility report
it is the summary of an initial investiatin to look at the likeyhood of being able to create a new system with the stated aim and objectives at resonable costs
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what is included in a feasibility report
user requirments. descritpion of the current system. cost and benefit anaylsis of the new system. conclusion, is it worth going ahead with
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explain anaylsis
data flow diagramas, decision tables, system diagrams, entity relatonship diagrams.
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explain system implementation
this is when the system is actually build accroding to the design
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what are the diifferent change over methods
direct change overs, parallel changeovers, phased changover, pilot changover
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methods of system maintenance
perfective maintenance, corrective maintenance, adaptive maintenance.
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exaplain evaluation
usually takes place a few weeks after the implementation. it involves checking the original user requirments have been met and finding out how hapy clients are with the new system.
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Card 2

Front

explain invetsigation

Back

interviews, observations , inspecton of recrds and questionnaires

Card 3

Front

what is a feasibility report

Back

Preview of the front of card 3

Card 4

Front

what is included in a feasibility report

Back

Preview of the front of card 4

Card 5

Front

explain anaylsis

Back

Preview of the front of card 5
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