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Results tagged with terminology
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user 442
Indicates questions asking about the use and meaning of specific technical words in GIS.
4
votes
Accepted
What is the opposite of height?
You are limiting the applicability of 'depth'. You say
depth denotes the distance below sea-level to a point on an object
located below sea level
This isn't strictly correct. Depth is usually …
- 41.6k
8
votes
What is layer file (*.lyr) in ArcGIS Desktop?
A layer (.lyr) file has mainly two important functions:
It contains a link or a pointer to the location of the Data.
It contains information on how to render or draw the Data.
One of my colleague …
- 41.6k
122
votes
Difference between projection and datum
You will obviously get better answers from textbooks, but here is an simple explanation:
Map Projection: It is a method for representing a spherical or curved surface on a flat plane.
Datum: It is …
- 41.6k