This should be one of the last things that you read, and one of the first things I that I have written. You should be estimating based on the more physical items, like Adding an Output Screen. I should treat this as a template for how to add various … [Continue reading]
Adding an Output Screen
Many applications display information on screens. The example above is the WordPress screen that shows the posts that make up the blog. If we were developing the WordPress application, then adding this screen would probably be in the first release. … [Continue reading]
Identify Locations
The identification of transactions and data are part of every software sizing exercise. Processes, and sometimes data, are impacted by logical location. For example, the process “Authorize Shipment” might take place at both corporate headquarters and … [Continue reading]
Identify Roles
Roles are logically distinct types of people who do a subset of the processes that an application supports. Examples might be clerical users, who do data entry; supervisors, who schedule and authorize actions; and executives, who review management … [Continue reading]
Draft Scope and Boundary
From the very beginning, all participants should start to form some expectation regarding the size of the application to be estimated. At the top of the post is the size distribution of new development projects. The size distribution is expressed in … [Continue reading]
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