No one knows, since this is not published information. Companies are not likely to publish anything about their network topology, since it may be considered a security risk.
Bus topology is the most popular topology. Justify.
Bus Topology.
bus topology
Bus topology is extended via the use of repeaters.
bus topology
Four collision domains are present Two broadcast domains are present.
bus topology, ring topology
Ring Topology, Mesh Topology, Bus Topology, Star Topology
star topology,bus topology,ring topology,mesh topology etc...
Bus topology
Bus topology