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GPS - Introduction of GPS

1. What makes GPS technology accessible and economical for virtually everyone?
(a) The miniaturization of GPS receivers
(b) The high cost of satellites
(c) The need for large atomic clocks
(d) The requirement for complex ground stations


2. Which of the following is NOT a use of GPS technology?
(a) Surveying
(b) Geodetic control
(c) Entertainment broadcasting
(d) Plate tectonic studies


3. What is a popular misconception about GPS receivers?
(a) They transmit data to satellites
(b) They collect data from satellites
(c) They control the satellites
(d) They need large atomic clocks


4. What type of signals do GPS satellites transmit?
(a) High power radio signals
(b) Low power specially coded radio signals
(c) Infrared signals
(d) Ultrasonic signals


5. When did the idea of a network of satellites for GPS become proposed?
(a) 1940s
(b) 1950s
(c) Early 1970s
(d) Late 1980s


6. How accurate is GPS for a hiker in the woods or a soldier in the field?
(a) Within 1 meter (3 feet)
(b) Within 5 meters (15 feet)
(c) Within 10 meters (30 feet)
(d) Within 20 meters (60 feet)


7. Which of the following is NOT listed as an advantage of GPS?
(a) Identifying geographical coordinates
(b) Reducing distortions in satellite images
(c) Improving image accuracy
(d) Predicting weather patterns


8. What is the basic screen for GPS called?
(a) Dashboard
(b) Navigation Panel
(c) Map
(d) Route Planner


9. Where can iPhone users see their current location?
(a) Google Maps App
(b) Safari Browser
(c) Built-in Compass App
(d) Music App


10. What should you do if you miss a turn while following GPS directions?
(a) Turn off the GPS and find your way manually
(b) Wait for the GPS to auto-correct and give you a new route
(c) Restart the GPS device
(d) Call customer support


11. How is longitude measured?
(a) North or South of the equator
(b) East or West of the prime meridian
(c) Up or Down from sea level
(d) Along the curvature of the earth


12. What is an example of a longitude and latitude coordinate?
(a) 100° 50' 60.0" S, 45° 30' 25.0" W
(b) 37° 26' 46.9" N, 122° 09' 57.0" W
(c) 90° 45' 30.0" E, 80° 15' 40.0" N
(d) 50° 25' 20.0" W, 40° 20' 15.0" S


13. What is a waypoint in GPS terminology?
(a) A map of the area
(b) A saved location
(c) A satellite signal
(d) A type of GPS receiver


14. How many satellites are typically used by GPS to locate you?
(a) Over 15
(b) Over 25
(c) Over 35
(d) Over 45


15. What is the purpose of initializing your GPS?
(a) To update the maps
(b) To acquaint it with the local area
(c) To change the language settings
(d) To install new software


16. What is "Satellite Lock" useful for?
(a) Finding the nearest satellite
(b) Ensuring a strong signal before heading out
(c) Encrypting GPS data
(d) Locking the GPS to prevent theft


17. Why should GPS not be relied upon as a sole navigation tool?
(a) It is too complicated to use
(b) It can run out of battery, lose signal, or break
(c) It is less accurate than maps
(d) It is expensive to use


18. What is the term for the activity where people hide objects with GPS coordinates for others to find?
(a) GPS tracking
(b) Geocaching
(c) Geo-tracking
(d) GPS hunting


19. Which of the following is NOT a use of GPS mentioned in the content?
(a) Finding nearby businesses
(b) Tracking workouts
(c) Predicting weather
(d) Finding lost phones


20. What can be found under the “Nearby Locations” or “Find Locations” section of a portable GPS?
(a) Flight schedules
(b) Businesses within a short radius of your current location
(c) Historical landmarks
(d) Weather forecasts


21. What does GPS stand for?
(a) Global Positioning System
(b) Global Positioning Satellite
(c) Geographical Positioning System
(d) Geographical Positioning Satellite


22. How many satellites are in the GPS constellation?
(a) 12
(b) 18
(c) 24
(d) 30


23. Which department placed the GPS satellites into orbit?
(a) NASA
(b) U.S. Department of Defense
(c) European Space Agency
(d) Indian Space Research Organisation


24. What is the primary function of GPS?
(a) Weather forecasting
(b) Communication
(c) Navigation in three dimensions
(d) Entertainment


25. What does the receiver in a GPS system do?
(a) Transmits data to satellites
(b) Controls the satellites
(c) Collects data from satellites and computes its location
(d) None of the above


26. What factors can affect GPS accuracy?
(a) Satellite configuration
(b) Nearby topography
(c) Distribution of buildings and trees
(d) All of the above


27. What is a common use of GPS in ground-based applications according to the content?
(a) Navigating deep space
(b) Updating GIS or computer-aided design systems
(c) Measuring atmospheric pressure
(d) Predicting earthquakes


28. What type of GPS devices are commonly used today?
(a) Dedicated GPS units only
(b) Only car GPS devices
(c) Smartphones and car GPS devices
(d) Large industrial GPS units


29. What should you do if you don't have a preloaded GPS app on your smartphone?
(a) Buy a new phone
(b) Use a paper map
(c) Download an app like Google Maps from your app store
(d) Contact your phone manufacturer


30. Which of the following is an example of a car GPS device mentioned in the content?
(a) TomTom
(b) Apple Maps
(c) Google Earth
(d) Yahoo Maps