QUESTION: 1

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

123
213
142
214
Syntax error

Answer(s): D

QUESTION: 2

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;
}

one
two
three
four

Answer(s): C

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QUESTION: 3

What is "instanceof" an example of?

a boolean
an operator
a function
a language construct
a class magic

Answer(s): B

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QUESTION: 4

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

A scalar
An expression
A boolean
All of the above

Answer(s): D

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