which string is which code example

Example 1: what is a string

a linear sequence of characters, words, or other data.

Example 2: whats a string

string a = "je bolle tering moeder";
  
  Console.WriteLine (a);
  Console.ReadKey ();

Example 3: what is string

It's an immutable char sequence and
all characters has index numbers.

There are also mutable char sequences like :
STRING BUILDER & STRING BUFFER