PHP FUNCTIONS QUIZ

Which one of the following is the right way of defining a function in PHP?

data type functionName(parameters) { function body }

function fumctionName(parameters) { function body }

functionName(parameters) { function body }

function { function body }

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What will be the output of the following PHP code? echo str_pad("Salad", 5)." is good for health.";

SaladSaladSaladSaladSalad is good for health

is good for health SaladSaladSaladSaladSalad

Salad is good for health

is good for health Salad

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What will be the output of the following PHP code ? function string() { echo strstr("Hello world!", 111); } string();

111

o world!

No Output

Hello world!

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What will be the output of the following PHP code ? function addFunction($num1, $num2) { $sum = $num1 + $num2; return $sum; } $return_value = addFunction(10, 20); echo "Returned value from the function : " .$return_value

Returned value from the function : $return_value

Error

Returned value from the function : 30

Returned value from the function :

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What will be the output of the following PHP code ? function 2myfunc() { echo "Hello World"; } 2myfunc();

ERROR

No Output

None of the mentioned

Hello World

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What will be the output of the following PHP code ? $var = 10; function one() { echo $var; } one();

Error

10

No Output

None of the Mentioned

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Which one of the following functions can be used to compress a string?

gzcompress()

compress()

zip()

zip_compress()

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Which one of the following PHP functions can be used to find files?

file()

fold()

glob()

get_file()

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What will be the output of the following PHP code? echo strtr("Hilla Warld","ia","eo");

Hilla Warld

Hello World

ia

eo

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Output will be:$array = array(0, 1, 2);$array = array_pad($array, -6, ‘NEW’);

Array ( [0] => NEW [-1] => NEW [-2] => NEW [-3] => 0 [-4] => 1 [-5] => 2 )

Array ( [1] => NEW [2] => NEW [3] => NEW [4] => 0 [5] => 1 [6] => 2 )

Array ( [-1] => NEW [-2] => NEW [-3] => NEW [-4] => 0 [-5] => 1 [-6] => 2 )

Array ( [0] => NEW [1] => NEW [2] => NEW [3] => 0 [4] => 1 [5] => 2 )

TRUE ANSWER : ?
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Which one of the following is the right way of defining a function in PHP?

What will be the output of the following PHP code?<br/>echo str_pad("Salad", 5)." is good for health.";

What will be the output of the following PHP code ?<br/>function string()<br/>{<br/>echo strstr("Hello world!", 111);<br/>}<br/>string();

What will be the output of the following PHP code ?<br/>function addFunction($num1, $num2)<br/>{<br/>$sum = $num1 + $num2;<br/>return $sum;<br/>}<br/>$return_value = addFunction(10, 20);<br/>echo "Returned value from the function : " .$return_value

What will be the output of the following PHP code ?<br/>function 2myfunc()<br/>{<br/>echo "Hello World";<br/>}<br/>2myfunc();

What will be the output of the following PHP code ?<br/>$var = 10;<br/>function one()<br/>{<br/>echo $var;<br/>}<br/>one();

Which one of the following functions can be used to compress a string?

Which one of the following PHP functions can be used to find files?

What will be the output of the following PHP code?<br/>echo strtr("Hilla Warld","ia","eo");

Output will be:$array = array(0, 1, 2);$array = array_pad($array, -6, ‘NEW’);