1.All of the following are navigation devices to move data around or between networks except: spans 2.All of the following are network topologies EXCEPT: switch 3.All of the following are problems with the bus topology EXCEPT: It is more expensive than star topology 4.Connecting computers in a line on a single cable is called _ topology: Bus 5.CSMA/CD: Data collision avoidance method 6.Ethernet: Protocol most commonly used on star networks 7.In a _ topology, all computers are connected in a line on a single cable run: Bus 8.In the bus topology, only the device for which a signal is intended can hear the sent data signal: False 9.In the ring topology, a device grabs the token when it needs to send data: True 10.In the ring topology, data flows around the circle in one direction only: True 11.In the ___ topology, all network devices are connected together through a central switch: Star 12.The main advantage of ring topology is that the failure of one computer does not affect entire network: False 13.Node: Network device 14.The physical arrangement of computers, peripherals, and media used to create a network is called network: Topology 15.The purpose of a token in a token ring network is to: Prevent data collisions from occuring 16.A repeated moves data between two networks: False 17.A _ sends data between two networks: Router 18.Switch: Directs signals to the intended device 19.Token: Special data packets 20.The _ topology uses token to control data transmisssion: Ring 21.A _ transfers data between collision domains: Bridge 22.___ transmit signals only to the devices that need to receive them: Switches 23.Which of the following statements about a ring topology is TRUE: Data only flows in one direction