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Details

GIS/GPS Final
Title
11
Computer Science
Undergraduate 2
04/16/2016

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Cards

Term
What is real time differential correction?
Definition
Correcting gps data as it is being collected in the field
Term
What is the definition of post proccesing?
Definition
Correcting gps data after it is collected in the field
Term
What is differential correction?
Definition
The process of removing errors from the gps data caused by various factors.
Term
What is the PDOP range used?
Definition
4-6
Term
What is the elevation mask?
Definition
15 degrees
Term
What are the minimum number of satellites?
Definition
4
Term
What should the signal to noise ratio be?
Definition
39-43
Term
What are the seven things that can be added to a data dictionary?
Definition
Date, time text, numeric, menu, file name, separator,
Term
What are the five steps of data collection?
Definition
Check the PDOP planning graph and Delete all old files and set up gps, Create a data dictionary and transfer to the gps unit, create a rover file using the correct data dictionary, collect the data-points/lines/areas, close rover file.
Term
What are the three features that can be created in a data dictionary?
Definition
point, line, area
Term
What is a data dictionary?
Definition
A description of the features and attributes to be collected for a particular project or job.
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