PHP ARRAYS QUIZ | EXAMIANS

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

inend_array()

array_unshift()

array_push()

into_array()

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YOUR ANSWER : ?

PHP’s numerically indexed array begin with position ______.

2

0

-1

1

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

karnataka population

11,35,000

population 11,35,000

karnataka 11,35,000

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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 )

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

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

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

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

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What will be the output of the following PHP code ? $array = array("red", "green"); array_push($array, "blue", "yellow"); print_r($array);

Array ( [0] => red [1] => green )

Array ( [0] => blue [1] => yellow )

Array ( [0] => red [1] => green [2] => blue [3] => yellow )

Array ( [0] => blue [1] => yellow [2] => red [3] => green )

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What functions count elements in an array? 1. count 2. Sizeof 3. Array_Count 4. Count_array

Option 3 and 4

Option 2 and 4

Option 1 and 4

Option 1 and 2

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What will be the output of the following PHP code? $fruits = array ("apple", "mango", "peach", "pear", "orange"); $subset = array_slice ($fruits, 2); print_r ($subset);

Array ( [0] => apple [1] => mango [2] => peach )

Array ( [0] => peach [1] => pear [2] => orange )

Array ( [0] => peach )

Array ( [0] => apple [1] => mango )

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

Array ( 35 37 43 )

Array ( Peter Ben Joe )

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

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

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Array values are keyed by values (called indexed arrays) or using values (called associative arrays). Of course, these key methods can be combined as well.

Positive number, negative number

Integer, string

Float, string

Even number, string

String, Boolean

TRUE ANSWER : ?
YOUR ANSWER : ?

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

PHP’s numerically indexed array begin with position ______.

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

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/>$cars = array("Volvo", "BMW", "Toyota", "Honda", "Mercedes", "Opel");<br/>print_r(array_chunk($cars, 2));

What will be the output of the following PHP code ?<br/>$array = array("red", "green");<br/>array_push($array, "blue", "yellow");<br/>print_r($array);

What functions count elements in an array?<br/>1. count<br/>2. Sizeof<br/>3. Array_Count<br/>4. Count_array

What will be the output of the following PHP code?<br/>$fruits = array ("apple", "mango", "peach", "pear", "orange");<br/>$subset = array_slice ($fruits, 2);<br/>print_r ($subset);

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

Array values are keyed by values (called indexed arrays) or using values (called associative arrays). Of course, these key methods can be combined as well.