at can be drawn on. We can say ôOh yes, I understand that about CADD and this is how it is different or the same with GIS.ö
The book doesnÆt deal with all the differences between CADD and GIS but in many ways the hierarchy of feature structures and the methods of the storage of associated attribute information.
This comparison is good to anchor the reader, since the author continues to confirm that there is no precise and 100 percent accurate definition of GIS. The reality of the situation seems to be that there are as many definitions of GIS as there are people doing GIS. This is apparent with the wide number of applications that are available for GIS. The more definitions possible, and the more uses a program has, the more essential it is to have points of understanding. In many ways, this is similar to the relationship between a typewriter and a computer.
The typewriter provided a way of codifying information and creating methods of understanding icons (if letters can be considered icons) that gave rise to universality. The computer improved t
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