What is an urban operating system

The answer is: a central data hub for a "smart"city

It is basically a futuristic society where every activities can be controlled by computer programs and internet.

The application of urban operating system would cut down the cost that the government must make in paying employers salaries since most of the  workers can be replaced by computer.

One downside of such society is that it would resulted in large number of unemployments.

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.

it would be that mali has the worst literacy rate than the others