PHP ARRAYS QUIZ | EXAMIANS

What will be the output of the following PHP code? $fruits = array ("apple", "orange", array ("pear", "mango"), "banana"); echo (count($fruits, 1));

5

3

6

4

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YOUR ANSWER : ?

What will be the output of the following PHP code ? $city_west = array("NYC", "London"); $city_east = array("Mumbai", "Beijing"); print_r(array_replace($city_west, $city_east));

Array ( [0] => NYC [1] => London )

Array ( [0] => Mumbai [1] => Beijing )

Array ( [1] => Mumbai [0] => Beijing )

Array ( [1] => NYC [0] => London )

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

into_array()

array_push()

array_unshift()

inend_array()

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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] . ".";

Sam is the brother of Jack and Bob)

Sam is the brother of Bob and Jack

Sam is the brother of Bob and Bob)

Error

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YOUR ANSWER : ?

What will be the output of the following PHP code? $face = array ("A", "J", "Q", "K"); $number = array ("2","3","4", "5", "6", "7", "8", "9", "10"); $cards = array_merge ($face, $number); print_r ($cards);

Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K )

Error

Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 )

Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 )

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What will be the output of the following PHP code? $a1 = array("red", "green"); $a2 = array("blue", "yellow"); print_r(array_merge($a1, $a2));

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

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

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

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

TRUE ANSWER : ?
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What will be the output of the following PHP code? $a1 = array("red", "green"); $a2 = array("blue", "yellow"); $a3 = array_merge($a1, $a2); $a4 = array("a", "b", "c", "d"); $a = array_combine($a4, $a3); print_r($a);

Array ( [a] => red [b] => green [c] => blue [d] => yellow )

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

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

Array ( [a] => blue [b] => yellow [c] => red [d] => green )

TRUE ANSWER : ?
YOUR ANSWER : ?

PHP’s numerically indexed array begin with position ______.

1

-1

2

0

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What will be the output of the following PHP code? $a1 = array("a" => "red", "b" => "green", "c" => "blue", "d" => "yellow"); $a2 = array("e" => "red", "f" => "green", "g" => "blue", "h" => "orange"); $a3 = array("i" => "orange"); $a4 = array_combine($a2, $a3); $result = array_diff($a4, $a2); print_r($result);

Array ( [d] => yellow )

Array ( [i] => orange )

Array ( [h] => orange )

Array ( [d] => yellow [h] => orange )

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What will be the output of the following PHP code? $cars = array("Volvo", "BMW", "Toyota"); echo "I like " . $cars[2] . ", " . $cars[1] . " and " . $cars[0] . ".";

I like Toyota, BMW and Volvo

I like Volvo, BMW and Toyota

I like Volvo, Toyota and BMW

I like BMW, Volvo and Toyota

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code?<br/>$fruits = array ("apple", "orange", array ("pear", "mango"), "banana");<br/>echo (count($fruits, 1));

What will be the output of the following PHP code ?<br/>$city_west = array("NYC", "London");<br/>$city_east = array("Mumbai", "Beijing");<br/>print_r(array_replace($city_west, $city_east));

Which in-built function will add a value to the end of 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] . ".";

What will be the output of the following PHP code?<br/>$face = array ("A", "J", "Q", "K");<br/>$number = array ("2","3","4", "5", "6", "7", "8", "9", "10");<br/>$cards = array_merge ($face, $number);<br/>print_r ($cards);

What will be the output of the following PHP code?<br/>$a1 = array("red", "green");<br/>$a2 = array("blue", "yellow");<br/>print_r(array_merge($a1, $a2));

What will be the output of the following PHP code?<br/>$a1 = array("red", "green");<br/>$a2 = array("blue", "yellow");<br/>$a3 = array_merge($a1, $a2);<br/>$a4 = array("a", "b", "c", "d");<br/>$a = array_combine($a4, $a3);<br/>print_r($a);

PHP’s numerically indexed array begin with position ______.

What will be the output of the following PHP code?<br/>$cars = array("Volvo", "BMW", "Toyota");<br/>echo "I like " . $cars[2] . ", " . $cars[1] . " and " . $cars[0] . ".";