Question 7811 – Computer-Networks

Consider that 15 machines need to be connected in a LAN using 8-port Ethernet switches. Assume that these switches do not have any separate uplink ports. The minimum number of switches needed is _____.

Correct Answer: A

In 8 port Ethernet switch one port for the network connection and remaining 7 port for the machine.
Therefore, the total required number of the switches = Ceil (15 /7) = 3