Test 1: Exploratory/Comparison Test - I

The sítuation

Two early prototypes of the interface have been developed (see Figures 3-5 and 3-6) The interfaces use the same underlying architecture, programming languages, and functionality, although the layout of their navigation is considerablv different from each other. , nn. TL protolypes have very limted working funcHonahty (e.g, about 30 to 40 percent ofthe proponed functons work). There ¡s no documentaron, but