Legacy Interface Migration: A Task-Centered Approach
Lanyan Kong, Eleni Stroulia, B. Matichuk · 1999
User Interface Specification and Graphical User Interface Generation. These steps will be explained in terms of a hypothetical task in an Insurance Information System. Consider a situation where the insurance company computerized its claims department separately from their customer's database, and therefore owns two separate subsystems, i.e., subsystem1 and subsystem2, containing their customer and claims information. Suppose further that in subsystem2, the user must enter the customer's claim number in order to retrieve the data relevant to generating a report on the customer's accident, but she only knows the name of the customer. So she has to first search for the claim number in the subsystem1 by entering the customer name, before she can go in subsystem2 to retrieve the report data. Task Analysis Task analysis occurs in three phases: the first examines a single trace of the task, the second phase examines multiple traces of the same task performed by the same user, and the thi...