Chapter 1-Lesson 4

• Widening conversion means converting from a low precision type to a higher precision type (e.g. from float to double)
• Narrowing conversion usually requires explicit casting
• C# prohibits implicit narrowing conversions
• Boxing converts a value type to a reference type, and unboxing converts a reference
  type to a value type.
• ToString( ), Equals( ) and GetHash( ) are virtual members of object class