List down six access technologies / access networks?

What are the four sources of packet delay on the networks?

List down six access technologies / access networks?

Encircle True or False :

A host (client or server computer) works on application layer. ( True , False )

There cannot be dependence and duplication of functionality at different layers. ( True , False )

A switch works on the link layer of Internet protocol stack. ( True , False )

A packet sniffer can actively modify all the packets travelling on broadcast media. ( True , False )