NAVEDTRA 14224, Ch. 2 Flashcards
What can be used to amplify electrical signals?
Repeaters
What make it possible to interconnect like LANs?
Bridges
What enable networks to communicate using the most efficient path?
Routers
What make it possible to interconnect unlike LANs?
Gateways
Which layer of the OSI model do repeaters work at?
1
Which layers of the OSI model do bridges work on?
1 and 2
Which layer of the OSI model do routers work on?
3
Which layers of the OSI model can a router work on?
2 or 3
Which layer of the OSI model do gateways work on?
7
What serves as a termination point for cable running from individual nodes in a network?
Concentrator
Which device serves as a common termination point that can relay signals along the appropriate paths?
Hub
Which type of transmission media is immune to interference caused by electrical or electronic devices?
Fiber
Which type of cable refers to the cable that forms the main trunk of a network?
Backbone
How many different types of backbone cable are recognized by EIA/TIA-568?
4
What is the central computer in a network that is responsible for managing the network?
Server