What is the meaning of Global Positioning System (GPS)?
Answer:
Global Positioning System (GPS) is a navigation system which gives information on location and time to its users in all weather conditions.
How does GPS function?
Answer:
In GPS,
• Control segment sends signals using Earth’s antenna found in the control station to GPS satellites in the space segment.
• Signals received by GPS satellites are then corrected so that the clock/ time is accurate.
• Corrected signals are then sent again by GPS satellites to GPS users in the user segment.
What are the uses of GPS?
Answer:
Navigational purposes and setting global clock or local standard time.
What are the benefits of notifications of road accidents in navigational applications to road users?
Answer:
• Vehicles passing the affected road will reduce their speed
• Informs users to be more careful about the possible presence of obstacles or objects on the road
• Other users can choose alternative roads to avoid traffic jam