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1. |
Why does the GPS have two tiers of accuracy? |
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2. |
What level of positioning accuracy is available
to civilians? |
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3. |
Does weather affect a GPS receiver's operation? |
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4. |
What does the term P code mean? |
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5. |
What does the term CA code mean? |
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6. |
Who has access to the P codes? Who has access to
the CA codes? |
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7. |
How many radio frequencies is the CA code
broadcast on? |
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8. |
What does the acronym DGPS stand for? |
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9. |
What benefit does DGPS provide? |
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10. |
What is a GPS receiver doing during the time
known as Time to First Fix? |
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11. |
What happens to radio signals as they travel
through the ionosphere? |
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12. |
What purpose does the Ground Control Segment
serve? |
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13. |
Why do the GPS satellites need atomic clocks? |
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14. |
What is Selective Availability? |
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15. |
A GPS receiver needs signals from how many
satellites to get a 3-D fix? |
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16.
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Which 15th century explorer first realized
Columbus had discovered a new continent? How did he discover the truth? |
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17. |
Do GPS receivers work in a house? |
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18. |
Do GPS receivers work in a city with a tall
sky-line like New York? |
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