Choose the statement which defines the Nullable type Correctly:
A. a special version of a value type that is represented by a structure
B. a nullable type can also store the value null
C. Nullable types are objects of System.Nullable, where T must be a non nullable value type
D. None of the mentioned
Answer:A
Choose the statement which defines the Nullable type Correctly:
A. a special version of a value type that is represented by a structure B. a nullable type can also store the value null C. Nullable types are objects of System.Nullable, where T must be a non nullable value type D. None of the mentioned
Explanation: A nullable type is a special version of the value type that is represented by a structure. In addition to the values defined by the underlying type, a nullable type can also store the value null. Thus, a nullable type has the same range and characteristics as its underlying type. It simply adds the ability to represent a value which indicates that a variable of that type