200-550 Exam Questions & Answers

Exam Code: 200-550

Exam Name: Zend Certified PHP Engineer

Updated: Mar 20, 2024

Q&As: 223

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Practice These Free Questions and Answers to Pass the Zend Exam

Questions 1

Before the headers are sent, how can you remove a previously set header?

A. Use the header_remove() function, providing the name of the header

B. Use the die() function to abort the PHP script

C. Not possible

D. Use the headers_list() function, providing the name of the header as the second argument

Show Answer
Questions 2

What is the output of the following code?

function fibonacci (and$x1 = 0, and$x2 = 1)

{

$result = $x1 + $x2;

$x1 = $x2;

$x2 = $result;

return $result;

}

for ($i = 0; $i < 10; $i++) {

echo fibonacci() . ',';

}

A. An error

B. 1,1,1,1,1,1,1,1,1,1,

C. 1,1,2,3,5,8,13,21,34,55,

D. Nothing

Show Answer
Questions 3

When a class is defined as final it:

A. Can no longer be extended by other classes.

B. Means methods in the class are not over-loadable.

C. Cannot be defined as such, final is only applicable to object methods.

D. Cannot be instantiated.

Show Answer
Questions 4

When uploading a file to a PHP script using the HTTP PUT method, where would the file data be found?

A. the $_FILES super-global

B. the input stream php://input

C. the $_POST super-global

D. the global variable scope

Show Answer
Questions 5

Which value will be assigned to the key 0 in this example?

$foo = array(true, '0' => false, false => true);

Show Answer

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