HTTP

Question 1

What is a client?

Answer 1

They request services from servers

Question 2

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

Answer 2

no

Question 3

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

Answer 3

probably mdn

Question 4

What are HTTP headers?

Answer 4

it specifies the request or response of the http message

Question 5

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

Answer 5

protocol version, A status code, A status text

Question 6

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

Answer 6

get

Question 7

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

Answer 7

HTTP method that describes the action to be performed, request target, HTTP version

Question 8

What is AJAX?

Answer 8

AJAX is a way for us to get data from servers

Question 9

What does the AJAX acronym stand for?

Answer 9

asynchronous javascript and xhtml

Question 10

Which object is built into the browser for making HTTP requests in JavaScript?

Answer 10

XMLHttpRequest()

Question 11

What event is fired by XMLHttpRequest objects when they are finished loading the data from the server?

Answer 11

load

Question 12

Bonus Question: An XMLHttpRequest object has an addEventListener() method just like DOM elements. How is it possible that they both share this functionality?

Answer 12

prototype