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Question:You have two strings, which you want to      concatenate.                  $str1=’Have a’;
                  $str2=’Nice Day’;             
        The fastest way would be:

A $str1.concat($str2); 
B $str1.str2; 
C “$str1str2”; 
D None

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Question:You have two strings, which you want to concatenate. $str1=’Have a’; $str2=’Nice Day’; The fastest way would be:

A $str1.concat($str2);

B $str1.str2;

C “$str1str2”;

D None

D

Question:You have two strings, which you want to concatenate.
$str1=’Have a’;
$str2=’Nice Day’;
The fastest way would be: