Which is the most complete list of data types that PHP supports?

What type of computer language is PHP?

Which superglobal variable holds information about headers, paths, and script locations?

DRY (Don't Repeat Yourself) is a principle of software development aimed at reducing repetition of software patterns. Which choice is not a way to write DRYer code with PHP?

Which code will return the IP address of the client?

Your site must allow uploading of large files. What might you need to do?

Valid character for starting a PHP function name?

Given the following code, the Atom class can access which variables? class Flash { public $fast; private $superSpeed; private $ultraSonic; protected $warp; } class Atom extends Flash { }

In this example code, $result = print_r ($a); $result is the

Which statement will NOT combine strings $s1 and $s2 into a single string?

Difference between the use of single quotes and double quotes in PHP syntax?