Networking Hardware and OSI Model APT

Front

What does a Network Interface Card (NIC) do?

Back

Puts the data into packets and transmits packets onto the network.

Front

What layers of the OSI model does a Network Interface Card (NIC) reside on?

Back

Layer 1.

Front

What is a Repeater in networking?

Back

An unintelligent network device that sends one signal to all of the stations connected to it.

Front

What is the main function of a Hub in networking?

Back

Sends data to all other ports in the hub, allowing all computers/devices to compete for attention.

Front

What layers of the OSI model does a Hub reside on?

Back

Layer 1.

Front

What is the purpose of a Switch in networking?

Back

Splits large networks into small segments, understands when two devices want to talk, and helps prevent data collisions.

Front

What layers of the OSI model does a Switch reside on?

Back

Layers 1 and 2.

Front

What is a Bridge in networking?

Back

Connects two LANs and forwards or filters data packets between them.

Front

What layers of the OSI model does a Bridge reside on?

Back

Layers 1 and 2.

Front

What is the function of a Router?

Back

Connects any number of LANs and uses standardized protocols to move packets efficiently.