PHP Filter What will be the output of the following PHP code?function convertSpace($string){return str_replace("_", " ", $string);}$string = "Peter_is_a_great_guy!";echo filter_var($string, FILTER_CALLBACK, array("options"=>"convertSpace")); Peter_is_a_great_guy! Peterisagreatguy! Peter is a great guy! Error Peter_is_a_great_guy! Peterisagreatguy! Peter is a great guy! Error ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?$value = 'car';$result = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE); NULL TRUE FALSE ERROR NULL TRUE FALSE ERROR ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which one of the following does not describe a validating filter? Strict format rules Are used to validate user input Returns the expected type on success or FALSE on failure Are used to allow or disallow specified characters in a string Strict format rules Are used to validate user input Returns the expected type on success or FALSE on failure Are used to allow or disallow specified characters in a string ANSWER DOWNLOAD EXAMIANS APP
PHP Filter How many types of filtering are present in PHP? 4 2 None 3 4 2 None 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which one of the following filter checks if variable of specified type exists? filter_has_var filter_var filter_var_array filter_id filter_has_var filter_var filter_var_array filter_id ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which of the following is/are an external data?1. Cookies2. Input data from a form3. Server Variables4. Web services data Only 2 None of the mentioned 2 and 3 All of the mentioned Only 2 None of the mentioned 2 and 3 All of the mentioned ANSWER DOWNLOAD EXAMIANS APP
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