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String comparisons

using System; using System.Collections.Generic; using System.Globalization; using System.IO; using System.Text; public class MainClass {     public static void Main()     {         bool b1 = "hello" == "hello";               Console.WriteLine(b1);         bool b2 = "hello" == "hi";                  Console.WriteLine(b2);         bool b3 = "hello".Equals("hello");          Console.WriteLine(b3);         bool b4 = "hello".Equals("hi");             Console.WriteLine(b4);         bool b5 = "HoWdY".Equals("howdy");          Console.WriteLine(b5);         bool b6 = "HoWdY".Equals("howdy", StringComparison.OrdinalIgnoreCase);          Console.WriteLine(b6);     } } True False True False True