IPv4 Data Flows (obj 1.5)

Question 1

What is Unicast?

Answer 1

Data from single source to single destination

Unicast allows for a two-way conversation between sender and receiver.

Question 2

What is Multicast?

Answer 2

Data from single source to multiple specific destinations

The sender communicates with a specific group of receivers.

Question 3

What is Broadcast?

Answer 3

Data from single source to all sources on a destination network

The sender addresses all devices on the network.

Question 4

How does Multicast differ from Broadcast?

Answer 4

Broadcast – everyone receives the message; Multicast – only those who have opted into the multicast group receive the message.