PHP ARRAYS QUIZ | EXAMIANS

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

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

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

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

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? $arr = array ("picture1.JPG", "picture2.jpg", "Picture10.jpg", "picture20.jpg"); sort($arr); print_r($arr);

Array ( [0] => picture1.JPG [1] => Picture10.jpg [2] => picture2.jpg [3] => picture20.jpg )

Array ( [0] => Picture10.jpg [1] => picture1.JPG [2] => picture20.jpg [3] => picture2.jpg )

Array ( [0] => picture1.JPG [1] => picture2.jpg [2] => Picture10.jpg [3] => picture20.jpg )

Array ( [0] => Picture10.jpg [1] => picture1.JPG [2] => picture2.jpg [3] => picture20.jpg )

TRUE ANSWER : ?
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What will be the output of the following PHP code? $a = array("A", "Cat", "Dog", "A", "Dog"); print_r(array_count_values($a));

Array ( [A] => 2 [Cat] => 1 [Dog] => 1)

Array ( [A] => 2 [Cat] => 2 [Dog] => 1 )

Array ( [A] => 1 [Cat] => 1 [Dog] => 2 )

Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )

TRUE ANSWER : ?
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What will be the output of the following PHP code? $a = array("red", "green", "blue"); array_pop($a); print_r($a);

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

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

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

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

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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 : ?
YOUR ANSWER : ?

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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What will be the output of the following PHP code? $fruits = array ("mango", "apple", "peach", "pear"); $fruits = asort ($fruits); printr ($fruits);

Array ( [1] => apple [0] => mango [3] => peach [2] => pear )

Array ( [1] => apple [0] => mango [2] => peach [3] => pear )

Error

Array ( [0] => apple [1] => mango [2] => peach [3] => pear )

TRUE ANSWER : ?
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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 Volvo, BMW and Toyota

I like BMW, Volvo and Toyota

I like Volvo, Toyota and BMW

I like Toyota, BMW and Volvo

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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"); $result = array_intersect($a1, $a2); print_r($result);

Array ( [e] => red [f] => green [g] => blue )

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

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

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

TRUE ANSWER : ?
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What will be the output of the following PHP code? $fruits = array ("mango", "apple", "pear", "peach"); $fruits = array_flip($fruits); echo ($fruits[0]);

error

0

peach

mango

TRUE ANSWER : ?
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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 will be the output of the following PHP code?<br/>$arr = array ("picture1.JPG", "picture2.jpg", "Picture10.jpg", "picture20.jpg");<br/>sort($arr);<br/>print_r($arr);

What will be the output of the following PHP code?<br/>$a = array("A", "Cat", "Dog", "A", "Dog");<br/>print_r(array_count_values($a));

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

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;

What will be the output of the following PHP code?<br/>$fruits = array ("mango", "apple", "peach", "pear");<br/>$fruits = asort ($fruits);<br/>printr ($fruits);

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] . ".";

What will be the output of the following PHP code ?<br/>$a1 = array("a" => "red", "b" => "green", "c" => "blue", "d" => "yellow");<br/>$a2 = array("e" => "red","f" => "green", "g" => "blue");<br/>$result = array_intersect($a1, $a2);<br/>print_r($result);

What will be the output of the following PHP code?<br/>$fruits = array ("mango", "apple", "pear", "peach");<br/>$fruits = array_flip($fruits);<br/>echo ($fruits[0]);