My first C# LAB
Question 5: CLR is multilingual. And the .NET Framework is a multilingual application because of CLR.
Question 9: There are two kinds of types in C#: value types and reference types. C#’s value types are further divided into: simple types, enum types, struct types, and nullable value types. C#’s reference types are further divided into: class types, interface types, array types, and delegate types.
Question 13: the lifetime of a variable is the duration of a variable within or out a class, but the view field is the visibility that a variable has. A variable's lifetime can be short or long depending on his propriety and view field.
Question 17: C# namespaces are typically used for the purpose of grouping symbols and identifiers around a particular functionality and to avoid name collisions between multiple identifiers that share the same name.
Question 21: the "Using" directive provides access to all namespace qualifiers and the scope operator. This is accomplished by applying the using keyword to a namespace identifier.