Zend 200-710 Online Practice Questions and Exam Preparation

Zend 200-710 Online Questions & Answers

• Question 151:

  The XML document below has been parsed into $xml via SimpleXML. How can the value of tag accessed?

  Value

  A. $xml->bar['foo']
  B. $xml->bar->foo
  C. $xml['document']['bar']['foo']
  D. $xml->document->bar->foo
  E. $xml->getElementByName('foo');
  B. $xml->bar->foo

• Question 152:

  Which of the following methods are available to limit the amount of resources available to PHP through php.ini? (Choose 2)

  A. Limit the amount of memory a script can consume
  B. Limit the total amount of memory PHP uses on the entire server
  C. Limit the maximum execution time of a script
  D. Limit the maximum number of concurrent PHP processes
  E. Limit the maximum number of concurrent PHP threads
  A. Limit the amount of memory a script can consume
  C. Limit the maximum execution time of a script

• Question 153:

  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?

  A. header()
  B. headers()
  C. headers_list()
  D. headers_sent()
  E. getresponseheaders()
  C. headers_list()

• Question 154:

  Transactions should be used to: (Choose 2)

  A. Prevent errors in case of a power outage or a failure in the SQL connection
  B. Ensure that the data is properly formatted
  C. Ensure that either all statements are performed properly, or that none of them are.
  D. Recover from user errors
  A. Prevent errors in case of a power outage or a failure in the SQL connection
  C. Ensure that either all statements are performed properly, or that none of them are.

• Question 155:

  PHP's array functions such as array_values() can be used on an object if the object...

  A. implements Traversable
  B. is an instance of ArrayObject
  C. implements ArrayAccess
  D. None of the above
  D. None of the above

• Question 156:

  One common security risk is exposing error messages directly in the browser. Which PHP configuration directive can be disabled to prevent this?

  A. html_display
  B. error_reporting
  C. display_errors
  D. error_log
  E. ignore_repeated_errors
  C. display_errors

• Question 157:

  What types of HTTP authentication are supported by PHP? (Choose 2)

  A. Basic
  B. Advanced
  C. Strict
  D. Digest
  E. Realm
  A. Basic
  D. Digest

• Question 158:

  Which of the following rules must every correct XML document adhere to? (Choose 2)

  A. It has to be well-formed.
  B. It has to be valid.
  C. It has to be associated to a DTD.
  D. It may only contain UTF-8 encoded characters.
  A. It has to be well-formed.
  B. It has to be valid.

• Question 159:

  An HTML form contains this form element:

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

  move_uploaded_file(

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

  'uploads/' . $_FILES['myFile']['name']

  );

  Which of the following actions must be taken before this code may go into production? (Choose 2)

  A. Check with is_uploaded_file() whether the uploaded file $_FILES['myFile']['tmp_name'] is valid
  B. Sanitize the file name in $_FILES['myFile']['name'] because this value is not consistent among web browsers
  C. Check the charset encoding of the HTTP request to see whether it matches the encoding of the uploaded file
  D. Sanitize the file name in $_FILES['myFile']['name'] because this value could be forged
  E. Use $HTTP_POST_FILES instead of $_FILES to maintain upwards compatibility
  B. Sanitize the file name in $_FILES['myFile']['name'] because this value is not consistent among web browsers
  D. Sanitize the file name in $_FILES['myFile']['name'] because this value could be forged

• Question 160:

  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