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1309972
SDLC - Exam question
Description
Mind Map on SDLC - Exam question, created by jayshamji on 18/09/2014.
Mind Map by
jayshamji
, updated more than 1 year ago
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Created by
jayshamji
almost 10 years ago
47
2
0
Resource summary
SDLC - Exam question
Feasibility outcomes
cost-effective
cost benefit analysis
Legal
within budget
Time
Team of analysts
save time
different point of views
better design
Team means more cooperative work,
More enjoyable
Improve work efficiency
Individuals
Concentrate more
process of investigation
Observe the old system
see it first hand
Time consuming
Consulting current documentation
How it should be working/cheaper
staff may not be using the system properly
Give out questionnaires
Cheap to produce
answers may be untrue
Interview users of the old system
large amount of detail.
time consuming
Data flow diagrams
flow of data of the old system
documentation of the investigation
Data flow diagrams
Shows a picture of data flow
Detailed requirement specification
Input, processing, output and storage. Hardware, software. - Requirements in specification.
process of design and documentation
System design - a detailed design of a software package
Before development - documentation produced in which includes:
Design of human computer interface (HCI)
Input and output designs
Algorithms (for processing)
Data structure design (for storage) and data flow diagrams.
Entity relationship diagrams - ERDs
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