Zend Zend Certified 200-550 Questions & Answers

• Question 41:

  What is the output of the following code? echo 0x33, ' monkeys sit on ', 011, ' trees.';

  A. 33 monkeys sit on 11 trees.

  B. 51 monkeys sit on 9 trees.

  C. monkeys sit on trees.

  D. 0x33 monkeys sit on 011 trees.

  Correct Answer: B

• Question 42:

  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

  Correct Answer: C

• Question 43:

  You want to parse a URL into its single parts. Which function do you choose?

  A. parse_url()

  B. url_parse()

  C. get_url_parts()

  D. geturlparts()

  Correct Answer: A

• Question 44:

  What will the following code piece print? echo strtr('Apples and bananas', 'ae', 'ea')

  A. Applas end benenes

  B. Epplas end benenes

  C. Apples and bananas

  D. Applas end bananas

  Correct Answer: A

• Question 45:

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

  A. implements ArrayAccess

  B. implements Iterator

  C. implements Iterator and ArrayAccess

  D. None of the above

  Correct Answer: C

• Question 46:

  Which parts of the text are matched in the following regular expression?

  $text = <<

  The big bang bonged under the bung.

  EOT;

  preg_match_all('@b.n?g@', $text, $matches);

  A. bang bong bung

  B. bang bonged bung

  C. big bang bong bung

  D. big bang bung

  Correct Answer: C

• Question 47:

  What will be the output of the following code?

  $a = array(0, 1, 2 => array(3, 4)); $a[3] = array(4, 5); echo count($a, 1);

  A. 4

  B. 5

  C. 8

  D. None of the above

  Correct Answer: C

• Question 48:

  Given the following array:

  $a = array(28, 15, 77, 43);

  Which function will remove the value 28 from $a?

  A. array_shift()

  B. array_pop()

  C. array_pull()

  D. array_unshift()

  Correct Answer: A

• Question 49:

  What will be the output value of the following code?

  $array = array(1,2,3); while (list(,$v) = each($array)); var_dump(current($array));

  A. bool(false)

  B. int(3)

  C. int(1)

  D. NULL

  E. Array

  Correct Answer: A

• Question 50:

  What function can reverse the order of values in an array so that keys are preserved?

  A. array_flip()

  B. array_reverse()

  C. rsort()

  D. krsort()

  E. array_multisort()

  Correct Answer: B