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Zend Certified PHP Engineer (200-550) - Zend Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
221 Total Questions
1
Question
Which of the following functions will allow identifying unique values inside an array?
Options
A array_intersect E: array_values
B array_unique_values
C array_distinct
D array_count_values
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2
Question
Assuming UTF-8 encoding, what is the value of $count?
$data = '$1ā2';
$count = strlen($data);
Options
A 7
B 0
C 4
D 5
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3
Question
What is the output of the following code?
$first = "second";
$second = "first";
echo $$$first;
Options
A "second"
B "first"
C an error
D an empty string
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4
Question
Which of the following are valid identifiers? (Choose 3)
Select 3
Options
A function _4You() { }
B $1 = "Hello";
C function 4You() { }
D $_1 = "Hello World";
E function object() { }
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5
Question
Given the following code, how can we use both traits A and B in the same class? (select all that apply)
trait A {
public function hello() {
return "hello";
}
public function world() {
return "world";
}
}
trait B {
public function hello() {
return "Hello";
}
public function person($name) {
return ":$name";
}
}
Select 4
Options
A Rename the A::hello() method to a different name using A::hello renameto helloA;
E: None of the above (both can be used directly)
B Rename the A::hello() method to a different name using A::hello as helloA;
C Use B::hello() instead of A 's version using B::hello insteadof A
D Use B::hello() instead of A 's version using use B::hello
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