A network configuration that provides a backbone in a centralized location, to which all subnetworks are attached. A collapsed backbone is implemented in a router or switch that uses a high-speed backplane that can handle the simultaneous traffic of all or most of its ports at full wire speed. network configuration that provides a backbone in a centralized location, to which all subnetworks are attached. A collapsed backbone is implemented in a router or switch that uses a high-speed backplane that can handle the simultaneous traffic of all or most of its ports at full wire speed.
The most densely populated cities. With a population density of 44,500 people per square kilometre, Dhaka, the capital of Bangladesh, is the most crowded city on the planet by quite a distance. According to UN Habitat data, of the top 10 most densely populated cities in the world, six are in Asia, three are in Africa and one is in South America:
Barbados is the 4th most densely populated country in the Americas, and 15th globally, and it ranks as the 10th most populous island nation in the region. Barbados has an estimated population of 287,400 with a density of 660 people per square kilometer (1,704/square mile).