Umar Umar

Global Positioning System (GPS) is an international radio-navigation machine constructed from the constellation of 24 satellites and their ground stations. The Global Positioning System is normally funded and managed through the U.S Department of Defense (DOD). The gadget was once at the start designed for the operation of U. S. military. But today, there are additionally many civil users of GPS throughout the whole world. The civil customers are allowed to use the Standard Positioning Service without any sort of cost or restrictions.