Zend 200-500 Exam Questions Free Practice Test

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Viewing questions 31-40 out of questions

Questions # 31:

You want to access the 3rd character of a string, contained in the variable $test. Which of the following possibilities work?(Choose 2)

Options:

echo $test(3)

echo $test[2];

echo $test(2);

echo $test{2};

echo $test{3}

Questions # 32:

Which of the following XML declarations is NOT valid?

Options:

Questions # 33:

An HTML form contains this form element:

When this form is submitted, the following PHP code gets executed:

1 <?php

2 move_uploaded_file(

3 $_FILES['myFile']['tmp_name'],

4 'uploads/' . $_FILES['myFile']['name']);

5 ?>

Which of the following actions must be taken before this code may go into production?

(Choose 2)

Options:

Check with is_uploaded_file() whether the uploaded file $_FILES['myFile']['tmp_name'] is valid

Sanitize the file name in $_FILES['myFile']['name'] because this value is not consistent among web browsers

Check the charset encoding of the HTTP request to see whether it matches the encoding of the uploaded file

Sanitize the file name in $_FILES['myFile']['name'] because this value could be forged

Use $HTTP_POST_FILES instead of $_FILES to maintain upwards compatibility

Questions # 34:

Which is the most efficient way to determine if a key is present in an array,assuming the array has no NULL values?

Options:

in_array('key', array_keys($a))

isset($a['key'])

array_key_exists('key', $a)

None of the above

Questions # 35:

What will be the result of the following operation?

array_combine(array("A","B","C"), array(1,2,3));

Options:

array("A","B",C",1,2,3)

array(1,2,3,"A","B",C")

array("A"=>1,"B"=>2,"C"=>3)

array(1=>"A",2=>"B",3=>"C")

array(1,2,3)

Questions # 36:

Which of the following functions are used to escape data within the context of HTML?

(Choose 2)

Options:

htmlentities()

addslashes()

stripslashes()

strip_tags()

htmlspecialchars()

Questions # 37:

Which of the following are valid SoapClient calls? (Choose 2)

Options:

$client = new SoapClient("weather.wsdl");

$client = new SoapClient;

$client = new SoapClient(null, array("location" =>

"http://example.com/weather ", "uri" => "http://test-uri.com/ "));

$client = new SoapClient(null, array());

Questions # 38:

How can a SimpleXML object be converted to a DOM object?

Options:

dom_import_simplexml()

dom_export_simplexml()

simplexml_import_dom()

SimpleXML2Dom()

None of the above.

Questions # 39:

Which PHP function retrieves a list of HTTP headers that have been sent as part of the HTTP response or are ready to be sent?

Options:

header()

headers()

headers_list()

headers_sent()

Questions # 40:

What is the name of the PHP function used to automatically load non-yet defined classes?

Options:

autoload()

__autoload()

__catch()

load()

loadClass()

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