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Typically, these are some of the key factors in a successful VLF project.
1. Build a prototype. Get it reviewed and signed off by end-user representatives and developers. End-users will know what will understand what is to be delivered and developers will understand what they need to deliver.
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- * Minimum hardware requirements (see Computer System Requirements)
- * Minimum software requirements
- * Supported screen resolutions
- * Supported web browsers
- * Minimum networking capabilities
- * Maximum data volumes and disk space usage.
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For more information, refer to Application Performance.
Regularly performance test to the minimum platform while doing development. Maintain and republish this document during the project.
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Formally state how and why your application will make doing business better and/or faster and/or smarter. If you can't define the application's value proposition in words and diagrams, it is unlikely you will be able to implement it in software.
The introduction of visual components by themselves (i.e., things like radio buttons, drop downs, menu bars, and colour color gradients) rarely represent represents significant business value. Recidivist end-user behavior is a common sign of low, absent or poorly explained business value in IT projects.
4. Make time in your project plan to for deployment and testing. You would be amazed how often this area is discounted by developers as something that "will only take a few days". This is a classic area where IT projects experience cost overruns.
You need to factor in time to design a deployment a deployment strategy, implement it, and then test all the supported platforms – in addition to your normal application-level unit and suite testing. Optimally, you should have human and hardware resources solely dedicated to application testing.
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