Datum - Properties and Relationships — DDI 4.0 dev documentation

# Datum - Properties and Relationships

## Properties

Name | Type | Cardinality
--- | --- | ---
representation | ValueString | 1..1

### representation

Specification of the type of Signification

## Relationships

Name | Type | Cardinality
--- | --- | ---
isBoundedBy | InstanceVariable | 0..n

### isBoundedBy

A Datum is bounded by an InstanceVariable. The Datum is drawn from a set of values, either substantive or sentinel described by the value domain of the InstanceVariable