A. non- spatial information system
B. spatial information system
C. global information system
D. position information system
A. keyboard
B. arc gis
C. auto cad
D. digitalization
A. cad
B. arc gis
C. arc view
D. staad pro
A. vertex
B. ??point
C. poly line
D. polygon
A. poly conic projection system
B. cylindrical projection
C. utm projection
D. ??lambert- azimuthal equal area projection