Which media suffers least from attenuation?

According to the OSI model, which layer is responsible for sending acknowledgements of successful data transfer?

What do you call a communication system in which data can be sent in both directions at the same time?

According to the OSI model, which layer handles the LAN switching?

Which layer do Network Cards and their drivers correspond to?

At which layer of OSI model does a network bridges or switches operate?

A complex combination of topologies is known as a ____ topology.

A _________ is responsible for configuring and maintaining networks and communication systems.

A _________ is a connection-oriented approach to sending packets on a packet switched service.

A ________ is any device connected to a network such as a computer, printer, or game console.

A ________ is a small device that plugs into a standard computer port to identify the owner.