Examlex
There can be multivalued attributes in a relation.
Thoracic Aortic Aneurysm
An abnormal enlargement of the aorta within the chest that may cause life-threatening bleeding if ruptured.
Hypertension
A chronic medical condition where the blood pressure in the arteries is persistently elevated, leading to increased risk of heart disease, stroke, and other health issues.
Hypotension
A medical condition characterized by blood pressure that is lower than normal, which can lead to symptoms like dizziness or fainting.
One-Cell Structures
Single-cell organisms or entities, like bacteria and many types of algae, which perform all necessary life functions within one cell.
Q4: Enforcement of business rules can be automated
Q15: In packaged data models, strong entities always
Q24: When transforming a weak entity, one should
Q57: An API is a set of routines
Q67: _ is an application that can effectively
Q67: In the figure below, the patient must
Q68: The columns of a relation can be
Q71: A time stamp is a time value
Q86: Because a purchased data model is extensive,
Q93: If multiple Boolean operators are used in