Strings - General Questions

What is the output of the following program?

string path = @"C:\temp";
Console.WriteLine(path.Length);

What is the output of the following program?

Console.WriteLine("hello".Length);

What is the output of the following program?

Console.WriteLine("Hello".ToLower());

What is the output of the following program?

Console.WriteLine("abc".CompareTo("abd") < 0);

What is the output of the following program?

Console.WriteLine(string.IsNullOrEmpty("") + " " + "abc".Contains("bc"));