A large company uses a distributed database architecture tha…

A large company uses a distributed database architecture that replicates their data to several different servers. When changes to the data need to be made, the rest of the system receives this update from the one location where it is changed, called the ________.

Orange, an online-gaming site, has millions of users. The si…

Orange, an online-gaming site, has millions of users. The site has many games which pit users against each other. The relative standing of each user is presented in the form of an elaborate ranking system for each game. Users pride themselves on gaining the highest points and the highest rank possible. This rise in user participation has increased the value of Orange significantly. This is an example of ________.