200-710 Zend Certified Engineer

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Showing 13–15 of 15 questions

Question 13

Which class of HTTP status codes is used for server error conditions?

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  • 2XX

  • 3XX

  • 4XX

  • 5XX

Question 14

The constructs for(), foreach(), and each() can all be used to iterate an object if the object...

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  • implements ArrayAccess

  • implements Iterator

  • implements Iterator and ArrayAccess

  • None of the above

Question 15

Given the following code, what is correct?

function f(stdClass &$x = NULL) { $x = 42; }

$z = new stdClass;

f($z);

var_dump($z);

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  • Error: Typehints cannot be NULL

  • Error: Typehints cannot be references

  • Result is NULL

  • Result is object of type stdClass
  • Result is 42