There are $50$ PC computers in your network. $10$ PCs connected to a Hub

Ethernet, another $10$ PCs are connected to the second Ethernet Hub, $8$ PCs are connected to the Hub

Third Ethernet. Each Hub is connected to a different Switch, and

each Switch is connected to a different Router too. All Routers

are connected via an Ethernet bridge. the remaining PCs directly

connected to one of the three existing Switches. If you are a Networker

Engineer, the question is:

a$.$ Draw the single line diagram.

b$.$ Determine the type of cable used, Cross or Straight

c$.$ Mention the standard pin colors for installing Cross and Straight UTP connectors

d$.$ How many Ethernet segments are available in your network.