WorksheetsPAT 100 GPS Final Review
Total questions: 13
Worksheet time: 7mins
How many NAVSTAR satellites do you need in view at a minimum to provide your GPS location?
2
5
4
3
The User segment consists of anybody using GPS
True
False
Psuedoranging is an estimation of the distance you are from a GPS satellite
True
False
Differential can be delivered which of the following ways?
Satellite
Microwaves
Radio
Cellular
True or False: The higher the DOP value the better
True
False
The Control Segment DOES NOT consist of the Dept of Defense
True
False
Point (47° 36' 2.1852'' N 122° 20' 12.7824'' W) is how far away from (46° 36' 2.1852'' N 122° 20' 12.7824'' W)
69 miles
60 miles
68 miles
70 miles
True or False: RTK would provide the best accuracy when mapping out an underground line
True
False
Your accuracy seems to get worse the same time of day, 2 days in a row. What are some ways you can maintain a more reliable mapping signal? (select all that apply)
Add another GPS constellation such as GLONASS
Don't do any mapping for the day
Survey another time of the day
Stop using RTK and use SBAS
You are standing at 36° 24' 52.34'' N 98° 20' 56.25'' W and want to get to 47° 36' 2.1852'' N 122° 20' 12.7824'' W.
In what general direction do you head?
Northeast
Northwest
Southeast
Southwest
True or False: A contractor wants poles placed in exactly a straight line from 59° 26' 54'' N, 98° 52' 49'' W to 57° 26' 54'' N, 96° 52' 49'' W. You would be able to use ArcGIS Collector and Commander Compass to achieve this.
True
False
True or False: Multipath is caused by the Ionosphere bending the signal as it travels down from the GPS satellite
True
False
When mapping out a single location, you see that the GPS is saying you are 8 feet away from the actual spot and each sample point is close to each other. Select the best option below to explain the issue
High Accuracy, High Precision
Low Accuracy, High Precision
High Accuracy, Low Precision
Low Accuracy, Low Precision
