Do we need to use multiple access protocol in following cases? Lab computers connected to a layer 2 switch through Ethernet cables (star topology) Two computers in an Ethernet bus topology Your laptop...

Do we need to use multiple access protocol in following cases?

1. Lab computers connected to a layer 2 switch through Ethernet cables (star topology)


2. Two computers in an Ethernet bus topology


3. Your laptop is connected to BIIT institute network through a WiFi link

Answer, yes or no and then justify your answer. Also, mention the name of the multiple access protocol if your answer is yes.