Networks & Web

Question 1

What is a protocol?

Answer 1

• A set of rules defining common methods of data communication

Question 2

What is required of protocols?

Answer 2

These rules need to be standard across all devices in order for them to communicate with each other.

Question 3

Where is a gateway required?

Answer 3

• A gateway is required where data is travelling from one network to another that use different protocols or communication rules.
• Networks using different transmission media can require this
• Header data are removed and reapplied using the correct format of the new network.

Question 4

What does a protocol define?

Answer 4

• A protocol defines a set of rules for data communication.

* There must be a standard across all devices, in all networks in order for communications