What is the output of the following code?
echo '1' . (print '2') + 3;

Correct Answer: D 🗳️

What is the output of the following code?
$a = 3;
switch ($a) {
case 1: echo 'one'; break;
case 2: echo 'two'; break;
default: echo 'four'; break;
case 3: echo 'three'; break;
}

Correct Answer: C 🗳️

What is "instanceof" an example of?

Correct Answer: B 🗳️

Which of the following may be used in conjunction with CASE inside a SWITCH statement?

Correct Answer: D 🗳️

What is the output of the following code?
$a = 'a'; $b = 'b';
echo isset($c) ? $a.$b.$c : ($c = 'c').'d';

Correct Answer: B 🗳️