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:
The following list contains the most densely populated states in the United States. New Jersey tops the list as having the most densely populated state at 1,210 persons per square mile. Population (2015) 8,958,013 of which 68.6% white, 13.7% African-American, 0.3% Native American, 8.3% Asian American. Second is Rhode Island at 1,022 persons per square mile.