1.3.3a/b Network Protocols & Layering

A protocol can be described as a set of rules to govern data transmission between devices in a home automation system.

(a)  

Imagine you're in a bustling city where smartphones, computers, and IoT devices are like citizens speaking different languages. Why are protocols crucial for these 'digital citizens' to communicate effectively in this urban environment?

Reorder the following layers of the TCP/IP stack:

Match the following layers with a task they complete:

Match the following protocols to their definitions:

Imagine you're sending a holiday greeting email to a friend overseas. Consider the advantages of protocol layering in this context:

Match the following protocols to their layer:

Imagine you're working on a project that requires you to send a large video file to a colleague in another country. Which protocol would you use to transfer the file efficiently and securely?

Imagine you're at a coffee shop using their Wi-Fi to browse the internet. The set of rules that the coffee shop's Wi-Fi (acting as a web server) and your laptop (acting as a web browser) follow to request and supply data is known as?

Imagine you're setting up your email client on a new laptop. You want a protocol that will download all your emails and then remove them from the server to save space. Which protocol would you use?