PHP Arrays 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 $brother Sam is the brother of Bob and Bob) Error Sam is the brother of Bob and Bob) $brother $brother Sam is the brother of Bob and Bob) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which array function checks if the specified key exists in the array? array_key_exists() array_keys_exists() arrays_key_exists() array_key_exist() array_key_exists() array_keys_exists() arrays_key_exists() array_key_exist() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will the following script output?$array = array (1, 2, 3, 5, 8, 13, 21, 34, 55);$sum = 0;for ($i = 0; $i < 5; $i++) {$sum += $array[$array[$i]];}echo $sum; 78 19 5 NULL 78 19 5 NULL ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$fname = array("Peter", "Ben", "Joe");$age = array("35", "37", "43");$c = array_combine($fname, $age);print_r($c); Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( 35 37 43 ) Array ( Peter Ben Joe ) Array ( “[Peter] => 35” “[Ben] => 37” “[Joe] => 43” ) Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 ) Array ( 35 37 43 ) Array ( Peter Ben Joe ) Array ( “[Peter] => 35” “[Ben] => 37” “[Joe] => 43” ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays 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 ) 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 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which in-built function will add a value to the end of an array? array_push() into_array() array_unshift() inend_array() array_push() into_array() array_unshift() inend_array() ANSWER DOWNLOAD EXAMIANS APP
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