PHP

Question 1

check if a form field has been filled out

Answer 1

if(isset($variable))

Question 2

what does HTTP stand for

Answer 2

Hypertext transfer protocol

Question 3

what does HTML stand for

Answer 3

hypertext markup language

Question 4

describe the request/response procedure

Answer 4

client requests a page - browser looks up IP address of server - browser requests page from server - server gets the index of the page - server returns the index to the page - browser receives and displays the page