Arrays in PHP MCQ - Quiz

Which of the following are correct ways of creating an array?
(i) state[0] = "karnataka";
(ii) $state[] = array("karnataka");
(iii) $state[0] = "karnataka";
(iv) $state = array("karnataka");

  • A (iii) and (iv)
  • B(ii) and (iii)
  • COnly (i)
  • D(ii), (iii) and (iv)

What will be the output of the following php code? 
< ?php 
    $states = array("karnataka" => array
    ( "population" => "11,35,000", "captial" => "Bangalore"),
    "Tamil Nadu" => array( "population" => "17,90,000",
    "captial" => "Chennai") );
    echo  $states["karnataka"]["population"];
?>

  • Akarnataka 11,35,000
  • B11,35,000
  • Cpopulation 11,35,000
  • Dkarnataka population

Which function can be used to move the pointer to the previous array position?

  • Alast()
  • Bbefore()
  • Cprev()
  • Dprevious()

What will be the output of the following PHP code? 
< ?php 
    $fruits = array ("apple", "orange", "banana");
    echo (next($fruits));	
    echo (next($fruits));
?>

  • Aorangebanana
  • Bappleorange
  • Corangeorange
  • Dappleapple

Which in-built function will add a value to the end of an array?

  • A array_unshift()
  • Binto_array()
  • Cinend_array()
  • Darray_push()

Which function will return true if a variable is an array or false if it is not?

  • Athis_array()
  • B is_array()
  • Cdo_array()
  • Din_array()

Which function returns an array consisting of associative key/value pairs?

  • Acount()
  • Barray_count()
  • Carray_count_values()
  • Dcount_values()

Say in the above question you need to get the array sorted in the manner we humans would have done it i.e picture1 then picture2 etc.. Which of the following function should be used?

  • Adsort()
  • Bcasesort()
  • Cnatcasesort()
  • D naturalsort()

What will be the output of the following PHP code? 
< ?php 
    $number = array ("4", "hello", 2);
    echo (array_sum ($number));
?>

  • A4hello2
  • B4
  • C2
  • D6

You have unsaved changes or are in the middle of a quiz. If you leave, your progress might be lost. Select option for all questions.