Consider the following code. Which keyword should be used in the line marked with "KEYWORD" instead of "self" to make this code work as intended? abstract class Base { protected function _ construct() {...
What can prevent PHP from being able to open a file on the hard drive (Choose 2)?A . File system permissionsB . File is outside of open_basedirC . File is inside the /tmp directory.D...
What is the output of the following code? $f = function () { return "hello";}; echo gettype($f);A . helloB . stringC . objectD . functionView AnswerAnswer: C
In order to create an object storage where each object would be stored only once, you may use which of the following? (Choose 2)A . SplFixedArrayB . SplObjectStorageC . SplStringD . spl_object_hash E: spl_same_objectView...
What is the method used to execute XPath queries in the SimpleXML extension?A . xpathQuery()B . xpath()C . simpleXMLXpath()D . query()E . evaluate()View AnswerAnswer: B
CORRECT TEXT Which value will be assigned to the key O in the following code? $a = array(true, '0' => false, false => true); Which value will be assigned to the key 0 in...
An HTML form contains this form element: <input type="image" name="mylmage" src="image.png" /> The user clicks on the image to submit the form. How can you now access the relative coordinates of the mouse click?A...
How can a SimpleXML object be converted to a DOM object?A . dom_import_simplexml()B . dom_export_simplexml()C . simplexml_import_dom()D . SimpleXML2Dom()E . None of the above.View AnswerAnswer: A
Which is the most efficient way to determine if a key is present in an array, assuming the array has no NULL values?A . in_array('key', array_keys($a))B . isset($a['key'])C . array_key_exists('key', $a)D . None of...
After performing the following operations: $a= array('a', 'b', 'c'); $a= array_keys(array_flip($a)); What will be the value of $a?A . array('c', 'b', 'a')B . array(2, 1, 0)C . array('a', 'b', 'c')D . None of the...
