1 Total revenue of all National Football League teams from 2001 to 2015 (in billion U.S. dollars)*Total revenue of the National Football League 2001-2015. 2  National Football League average franchise value from 2000 to 2016 (in million U.S. dollars)National Football League - average franchise value 2000-2016.
There are two types of systems in organizations: closed systems and open systems. An open system interacts with its environment through giving and receiving information. Closed systems are closed off from the outside environment, and all interaction and knowledge is transmitted within the closed system only.
What is a network topology? In communication networks, a topology is a usually schematic description of the arrangement of a network, including its nodes and connecting lines. There are two ways of defining network geometry: the physical topology and the logical (or signal) topology. The physical topology of a network is the actual geometric layout of workstations. There are several common physical topologies, as described below and as shown in the illustration.