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Chapter 10:Acquiring information system and application (six process…
Chapter 10:Acquiring information system and application
Four business decisions that company must make when they acquire new application
How will the company pay for the application ?
Where will the apllication run?
How much computer code does the company want to write ?
Where will the application originate ?
four alternative development methods and four tools that augment development method.
Rapid application development
Agile development
Joint application design
End-user development
six process involve system development life cycle and importance
system design
programming and testing
system analysis
implementation
system investigation
operation and management
IT Strategic Plan
define
set of long-range goals that describe the IT infrastructure and identify the majir IT initiatives needed to achieve the organization's goal
objectives
It must be aligned with organization's strategic plan
Provide for an IT architecture that enables users,applications and databases to be seamlessly networked and integrated
Efficiently allocate IS development resources among competing projects
four common approaches to cost-benefit analysis
Net present value
Breakeven analysis
Return on investment
business case
process of vendor and software selection
evaluate vendors and packages
choose the vendor and package
determine evaluation criteria
negotiate a contract
identify potential vendor
establish service-level agreements