1.-If a memory location is referenced at a certain time, it is likely that locations close to it are also referenced soon. There is spatial locality between the memory locations that are referenced in nearby moments. In this case, it is common to estimate the positions of nearby so they have faster access.
2.-Each of the spatial analysis of greater relevanciaes the determination of spatial proximity or nearness of various geographical features. The area Buffer is set through the definition of a specific distance, or based on data stored in a field in the table of attributes of the parsed file. File scanned as it appeared can be points, lines or polygons. Estafuncionalidad-access through do ArcToolBox do Analysis Tools do Proximity - Buffe??
