PHP ARRAYS QUIZ | EXAMIANS

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

orangebanana

orangeorange

appleorange

appleapple

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What will be the output of the following PHP code? $age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43"); print_r(array_change_key_case($age, CASE_UPPER));

Array ( [peter] => 35 [ben] => 37 [joe] => 43 )

Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )

Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 )

Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )

TRUE ANSWER : ?
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What will be the output of the following PHP code ? $age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21"); array_change_key_case($age, CASE_UPPER); array_pop($age); print_r($age);

Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 )

Array ( [HARRY] => 21 [RON] => 23 )

Array ( [Harry] => 21 [Ron] => 23 )

Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 )

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There are three different kind of arrays:

Numeric array, Associative array, Dimensional array

Const array, Associative array, Multidimensional array

Numeric array, String array, Multidimensional array

Numeric array, Associative array, Multidimensional array

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What will be the output of the following PHP code? $place = array("NYC", "LA", "Paris"); array_pop($place); $place1 = array("Paris"); $place = array_merge($place, $place1); print_r($place);

Array ( [0] => NYC [1] => LA [2] => Paris [3] => Paris )

None of the mentioned

Array ( [0] => NYC [1] => LA [2] => Paris)

Array ( [0] => LA [1] => Paris [2] => Paris )

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What will be the output of the following PHP code? $cars = array("Volvo", "BMW", "Toyota", "Honda", "Mercedes", "Opel"); print_r(array_chunk($cars, 2));

Array ( [0] => Array ( [1] => Volvo [2] => BMW ) [1] => Array ( [1] => Toyota [2] => Honda ) [2] => Array ( [1] => Mercedes [2] => Opel ) )

Array ( [0] => Array ( [0] => Volvo [1] => Volvo ) [1] => Array ( [0] => BMW [1] => BMW ) [2] => Array ( [0] => Toyota [1] => Toyota ) )

Array ( [1] => Array ( [1] => Volvo [2] => BMW ) [2] => Array ( [1] => Toyota [2] => Honda ) [3] => Array ( [1] => Mercedes [2] => Opel ) )

Array ( [0] => Array ( [0] => Volvo [1] => BMW ) [1] => Array ( [0] => Toyota [1] => Honda ) [2] => Array ( [0] => Mercedes [1] => Opel ) )

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What array will you get if you convert an object to an array?

An array with properties of that object as the Key elements

An array with properties of that object as the array's elements

An array with keys of that object as the array's elements

An array with properties of that array as the object's elements

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What will be the output of the following PHP code? $names = array("Sam", "Bob", "Jack"); echo $names[0] . "is the brother of " . $names[1] . " and " . $names[1] . ".".$brother;

Error

Sam is the brother of Bob and Bob)

$brother

Sam is the brother of Bob and Bob) $brother

TRUE ANSWER : ?
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What will the following script output? $array = array (1, 2, 3, 5, 8, 13, 21, 34, 55); $sum = 0; for ($i = 0; $i < 5; $i++) { $sum += $array[$array[$i]]; } echo $sum;

78

NULL

5

19

TRUE ANSWER : ?
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Which of the following are correct ways of creating an array? 1. state[0] = “karnataka”; 2. $state[] = array(“karnataka”); 3. $state[0] = “karnataka”; 4. $state = array(“karnataka”);

3 and 4

2 and 3

Only 1

2, 3 and 4

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

What will be the output of the following PHP code?<br/>$age = array("Peter"=>"35", "Ben"=>"37", "Joe"=>"43");<br/>print_r(array_change_key_case($age, CASE_UPPER));

What will be the output of the following PHP code ?<br/>$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");<br/>array_change_key_case($age, CASE_UPPER);<br/>array_pop($age);<br/>print_r($age);

There are three different kind of arrays:

What will be the output of the following PHP code?<br/>$place = array("NYC", "LA", "Paris");<br/>array_pop($place);<br/>$place1 = array("Paris");<br/>$place = array_merge($place, $place1);<br/>print_r($place);

What will be the output of the following PHP code?<br/>$cars = array("Volvo", "BMW", "Toyota", "Honda", "Mercedes", "Opel");<br/>print_r(array_chunk($cars, 2));

What array will you get if you convert an object to an array?

What will be the output of the following PHP code?<br/>$names = array("Sam", "Bob", "Jack");<br/>echo $names[0] . "is the brother of " . $names[1] . " and " . $names[1] . ".".$brother;

What will the following script output?<br/>$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);<br/>$sum = 0;<br/>for ($i = 0; $i < 5; $i++) {<br/>$sum += $array[$array[$i]];<br/>}<br/>echo $sum;

Which of the following are correct ways of creating an array?<br/>1. state[0] = “karnataka”;<br/>2. $state[] = array(“karnataka”);<br/>3. $state[0] = “karnataka”;<br/>4. $state = array(“karnataka”);