There are numerous types of printers including : matrix , inkjet /bubblejet and laser . Finally , GIS storage systems include : optical disks , magnetic disks , floppy disks or magnetic tapes (p . 252 . According to Bolstad (2005 "GIS data represents real world objects like roads , land use , elevation with digital data . Real world objects can be divided into discrete objects and continuous fields . There are two broad methods used to store data in a GIS for both abstractions : Raster and Vector (p . 543 . At present...











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