PHP Functions 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" Error Returned value from the function : $return_value Returned value from the function : 30 Returned value from the function : Error Returned value from the function : $return_value Returned value from the function : 30 Returned value from the function : ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Which of the following are valid function names?1. function()2. €()3. .function()4. $function() None of the mentioned All of the mentioned 3 and 4 Only 2 None of the mentioned All of the mentioned 3 and 4 Only 2 ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function start($string){if ($string < 45)return 20;elsereturn 40;}$t = start(90);if ($t < 20){echo "Have a good day!";}else{echo "Have a good night!";} None of the mentioned Have a good day! ERROR Have a good night! None of the mentioned Have a good day! ERROR Have a good night! ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code?function calc($price, $tax="") {$total = $price + ($price * $tax);echo "$total";}calc(42); 0 42 84 Error 0 42 84 Error ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Which of the following PHP functions can be used for generating unique id’s? uniqueid() md5() mdid() id() uniqueid() md5() mdid() id() ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function A1($x) { switch($x) {case 1://this statement is the same as if($x == 1)echo 'Case 1 was executed.';break;case 2://this statement is the same asif($x == 2)echo 'Case 2 was executed.';break;case 3://this statement is the same asif($x == 3)echo 'Case 3 was executed.';break;case 4://this statement is the same asif($x == 4)echo 'Case 4 was executed.';break;default://this statement is the same as if $x does not equal the other conditionsecho 'Default was executed.';break;}}A1(9); Default was executed Case 2 was executed Case 4 was executed Case 1 was executed Default was executed Case 2 was executed Case 4 was executed Case 1 was executed ANSWER DOWNLOAD EXAMIANS APP
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