HTTP Messages

Question 1

What is a client?

Answer 1

Service requesters that initiate communication sessions with servers and do not share any of its resources. They only need to understand the response based on the well-known application protocol.

Question 2

What is a server?

Answer 2

The providers of a resource or service.

Question 3

Which HTTP method does a browser issue to a web server when you visit a URL?

Answer 3

GET

Question 4

What three things are on the start-line of an HTTP request message?

Answer 4

A HTTP method (a verb like ‘GET’, ‘PUT’, or ‘POST’ or a noun like ‘HEAD’ or ‘OPTIONS’) that describes the action to be performed, the request target (typically a URL or the absolute path of the protocol, port and domain), and the HTTP version

Question 5

What three things are on the start-line of an HTTP response message?

Answer 5

The protocol version (typically HTTP/1.1), a status code (indicating the success or failure of the request), and a status text (a brief, purely informal, textual description of the status code to help a human understand the HTTP message.)

Question 6

What are HTTP headers?

Answer 6

They let the client and server pass additional information with an HTTP request or response.

Question 7

Where would you go if you wanted to learn more about a specific HTTP Header?

Answer 7

MDN

Question 8

Is a body required for a valid HTTP request or response message?

Answer 8

No, it is optional