In C# simple types like int, char and bool are aliases for predefined classes in the System namespace.

abstract class BaseClass { public abstract Color Color { get { return Color.Red; } } } sealed class Blues: BaseClass { public override Color Color { get { return Color.Blue; } } } BaseClass test = new Blues(); What is the result of test.Color ?

What will be the result of the following code: float f = 1.5; Console.WriteLine(f);

Which of the following is the correct way to specify a decimal

Which is the correct way to escape braces {} while using string.Format.

[Flags] enum Days{ None=0x0, WeekDays=0x1, WeekEnd=0x2 } Days workingDays = Days.WeekDays | Days.WeekEnd; How do you remove the Days.WeekEnd from the workingDays variable?

Which of the following is the correct way to calculate 'Age' from date of birth? Example : DateTime bday= DateTime((1990, 10, 3));

Which of the following are ways of ensuring that a user enters an integer value in a WinForms application?

How can you code to display 'This is XAML' in XAML?

Four threads are working simultanmeously on an ArrayList object. How many enumerators will exit in this case?

Which of the following statements is false in relation to following method? static byte[] GetBytes(string str) { byte[] bytes = new byte[str.Length * sizeof(char)]; System.Buffer.BlockCopy(str.ToCharArray(), 0, bytes, 0, bytes.Length); return bytes; }