Answer
Nullable value types allow value types to store an additional null state, useful for representing missing or undefined data such as database fields.
Quick Answer
Nullable value types (int? or Nullable) allow value types to store an additional null state — useful for representing missing or undefined data, especially database fields. Access the value with .Value or the ?? operator, and check existence with .HasValue.
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SugharaIQ Editorial Team
Verified Answer
This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.
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Source: SugharaIQ