HTTP

Question 1

What is a client?

Answer 1

service requester
anything asking/requesting a service
typically programs nowadays

request data and do stuff with data?

Question 2

What is a server?

Answer 2

hardware or program that provides client data/service
typically programs nowadays
provides data/service

Question 3

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

Answer 3

GET method

Question 4

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

Answer 4

http method (get, post, etc), target, http version

Question 5

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

Answer 5

http version, status code (404, etc), status text

Question 6

What are HTTP headers?

Answer 6

similar to head element in HTML

additonal info describing information
meta data about request and reponses (content-type might become important)

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

ex: 201 status code: created
no body necessary b/c only really need to know if smt was saved/created or not