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12.1 12. APPROACHES TO SYSTEMS-BUILDING
CONTENTS ,[object Object],[object Object],[object Object],12.3
SYSTEM LIFECYCLE ,[object Object],[object Object],[object Object],[object Object],[object Object],12.4
SYSTEM LIFECYCLE ,[object Object],[object Object],[object Object],[object Object],12.5
SYSTEM LIFECYCLE ,[object Object],[object Object],[object Object],[object Object],[object Object],12.6
ALTERNATIVE SYSTEM-BUILDING APPROACHES ,[object Object],[object Object],[object Object],[object Object],[object Object],12.7
PROTOTYPING ,[object Object],[object Object],[object Object],[object Object],12.8
STEPS IN PROTOTYPING ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],12.9
APPLICATION SOFTWARE PACKAGES ,[object Object],[object Object],[object Object],12.10
SELECTED EXAMPLES OF APPLICATION PROGRAMS ,[object Object],[object Object],12.11
CUSTOMIZATION ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],12.12
EFFECTS OF CUSTOMIZING SOFTWARE ON TOTAL IMPLEMENTATION COSTS 12.13 0 2 4 6 8 10 0.5 1 2 3 4 5 % LINES OF CODE CONVERTED TOTAL IMPLEMENTATION   COSTS
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],REQUEST FOR PROPOSAL (RFP ) Source: Senn, Information Technology in Business (1995) 12.14
END-USER DEVELOPMENT ,[object Object],[object Object],[object Object],[object Object],[object Object],12.15
END-USER DEVELOPMENT ,[object Object],[object Object],[object Object],[object Object],[object Object],12.16
END-USER DEVELOPMENT ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],12.17
MANAGING END-USER DEVELOPMENT ,[object Object],[object Object],[object Object],[object Object],12.18
OUTSOURCING ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],12.19
OUTSOURCING ,[object Object],[object Object],[object Object],[object Object],12.20
OUTSOURCING ,[object Object],[object Object],[object Object],[object Object],12.20
12.42 12. APPROACHES TO SYSTEMS-BUILDING

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System lifecycle