PHP Functions What will be the output of the following PHP code?function sayHello() {echo "HelloWorld";}$function_holder = "sayHello";$function_holder(); sayHello No Output HelloWorld Error sayHello No Output HelloWorld Error ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code?function sum($num1, $num2) {$total = $num1 + $num2;echo "cos($total)";}sum(5,-5); 0 -0.5 1 0.5 0 -0.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function _func(){echo "Hello World";}_func(); Hello World None of the mentioned ERROR No Output Hello World None of the mentioned ERROR No Output ANSWER DOWNLOAD EXAMIANS APP
PHP Functions The below statement will return.$Var = substr(""abcdef"", -4, 1); returns "cd" returns "f" returns "c" returns "d" returns "cd" returns "f" returns "c" returns "d" ANSWER DOWNLOAD EXAMIANS APP
PHP Functions Which one of the following PHP functions can be used to build a function that accepts any number of arguments? func_get_argv() get_argc() get_argv() func_get_argc() func_get_argv() get_argc() get_argv() func_get_argc() ANSWER DOWNLOAD EXAMIANS APP
PHP Functions What will be the output of the following PHP code ?function constant(){define("GREETING", "Welcome to Narnia");echo greeting;} Welcome to Narnia greeting GREETING ERROR Welcome to Narnia greeting GREETING ERROR ANSWER DOWNLOAD EXAMIANS APP
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