Zend 200-550 Online Practice Questions and Exam Preparation

Zend 200-550 Online Questions & Answers

• Question 111:

  What is the name of the key in $_FILES['name'] that contains the number of bytes of the uploaded file?

  size

• Question 112:

  How should class MyObject be defined for the following code to work properly? Assume $array is an array and MyObject is a user-defined class.

  $obj = new MyObject(); array_walk($array, $obj);

  A. MyObject should extend class Closure
  B. MyObject should implement interface Callable
  C. MyObject should implement method __call
  D. MyObject should implement method __invoke
  D. MyObject should implement method __invoke

• Question 113:

  Which of the following superglobals does not necessarily contain data from the client?

  A. $_POST
  B. $_SESSION
  C. $_GET
  D. $_SERVER
  B. $_SESSION

• Question 114:

  Which elements does the array returned by the function pathinfo() contain?

  A. root, dir, file
  B. dirname, filename, fileextension
  C. dirname, basename, extension
  D. path, file
  C. dirname, basename, extension

• Question 115:

  Consider the following two files. When you run test.php, what would the output look like?

  test.php:

  include "MyString.php";

  print ",";

  print strlen("Hello world!");

  MyString.php:

  namespace MyFramework\String;

  function strlen($str)

  {

  return \strlen($str)*2; // return double the string length } print strlen("Hello world!")

  A. 12,12
  B. 12,24
  C. 24,12
  D. 24,24
  E. PHP Fatal error: Cannot redeclare strlen()
  C. 24,12

• Question 116:

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

  A. A scalar
  B. An expression
  C. A boolean
  D. All of the above
  D. All of the above

• Question 117:

  What would be the output of the following code?

  namespace MyFramework\DB;

  class MyClass {

  static function myName() {

  return __METHOD__;

  }

  }

  print MyClass::myName();

  A. MyFramework\DB\myName
  B. MyFramework\DB\MyClass\myName
  C. MyFramework\DB\MyClass::myName
  D. MyClass::myName
  C. MyFramework\DB\MyClass::myName

• Question 118:

  Which of the following will NOT instantiate a DateTime object with the current timestamp?

  A. $date = new DateTime();
  B. $date = new DateTime('@' . time());
  C. $date = new DateTime('now');
  D. $date = new DateTime(time());
  D. $date = new DateTime(time());

• Question 119:

  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.
  A. dom_import_simplexml()

• Question 120:

  What is the pattern modifier for handling UTF-8 encoded preg_* functionality?

  A. e
  B. u
  C. PHP does not support UTF-8 encoded strings
  D. A pattern modifier is not needed
  B. u