Web application architecture — client-server, REST

What you'll learn

1. 1

   Imagine a café. You (the client) order a coffee. The barista (the server) makes it and brings it to you.

2. 2

   In a café, who is the client?

3. 3

   Here's a diagram: Your phone (client) sends a request to a web server. The server sends back data (like a web page).

4. 4

   Let's say you want to see your Instagram profile. Here's what happens:

5. 5

   Drag the steps into the right order for a client-server request:

6. 6

   REST is a set of rules for how the client and server talk. It uses verbs like GET (read data) and POST (create new data).

7. 7

   Which REST verb would you use to read a list of tweets?

8. 8

   Which REST verb would you use to create a new tweet?