Question

Which among the following is not true with respect to concatenation of strings in Swift?

A

Concatenate strings with the + operator to produce a new string

B

Can append a single character to a mutable String

C

Can append multiple characters to a mutable String

D

concatenation of strings is possible using += only not by using append method.

Answer 1

Answer: D

Reason:  In swift, we can concatenate strings with the + operator to produce a new string.To a mutable String , we can append single character and multiple characters using += operator or an append method