Zend Zend Certifications 200-710 Questions & Answers

• Question 101:

  Which of the following functions will allow identifying unique values inside an array?

  A. array_unique_values

  B. array_distinct

  C. array_count_values

  D. array_intersect

  E. array_values

  Correct Answer: C

• Question 102:

  SimpleXML provides the ability to iterate over items in an XML document, as well as access items within it as if they were object properties. When creating your own classes to access data, implementing which of the following would NOT achieve this goal?

  A. __toString

  B. Iterator

  C. __get/__set

  D. ArrayAccess

  Correct Answer: A

• Question 103:

  What parsing methodology is utilized by the SimpleXML extension?

  A. SAX

  B. DOM

  C. XPath

  D. Push/Pull Approach

  E. Expat

  Correct Answer: B

• Question 104:

  What function is best suited for extracting data from a formatted string into an array?

  A. fgetcsv

  B. sscanf

  C. sprintf

  D. strtok

  Correct Answer: C

• Question 105:

  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

  Correct Answer: B

• Question 106:

  Given the default PHP configuration, how can all of the parameters provided via GET be accessed in a form of a string?

  A. $_GET['ALL']

  B. $_SERVER['QUERY']

  C. $_SERVER['QUERY_STRING']

  D. $_ENV['QUERY']

  E. $QUERY_STRING

  Correct Answer: C

• Question 107:

  Which interfaces could class C implement in order to allow each statement in the following code to work? (Choose 2)

  $obj = new C();

  foreach ($obj as $x => $y) {

  echo $x, $y;

  }

  A. Iterator

  B. ArrayAccess

  C. IteratorAggregate

  D. ArrayObject

  Correct Answer: AC

• Question 108:

  What is the output of the following code?

  $a = 3; switch ($a) {

  case 1: echo 'one'; break;

  case 2: echo 'two'; break;

  default: echo 'four'; break;

  case 3: echo 'three'; break;

  }

  A. one

  B. two

  C. three

  D. four

  Correct Answer: C

• Question 109:

  How many elements does the array $matches from the following code contain?

  $str = "The cat sat on the roof of their house.";

  $matches = preg_split("/(the)/i", $str, -1, PREG_SPLIT_DELIM_CAPTURE);

  A. 2

  B. 3

  C. 4

  D. 7

  E. 9

  Correct Answer: D

• Question 110:

  What is cached by an opcode cache?

  A. Compiled PHP code

  B. Native PHP extensions

  C. Data sent to the client

  D. Data received from the database

  Correct Answer: A