http-requests

Question 1

What is a client?

Answer 1

A client is the requester of a service

Question 2

What is a server?

Answer 2

A server is a resource that the client requests services from

Question 3

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

Answer 3

GET

Question 4

What is on the first line of an HTTP request message?

Answer 4

A single start-line describing the requests to be made

an HTTP method (GET/POST),
the request target (usually a URL),
the HTTP version

Question 5

What is on the first line of an HTTP response message?

Answer 5

a status line

the protocol version (HTTP/1.1),
a status code (200 - success 404 - not found)
a status text - description of the status code

Question 6

What are HTTP headers?

Answer 6

an optional portion of an HTTP message that specifies the request/response being made
describes the body included in the message

Question 7

Is a body required for a valid HTTP message?

Answer 7

no!

if it does have a body, it contains data associated with the request