10 Questions
What is a unary relationship?
Relationship between the instances of a single entity type
In a binary relationship, how many entity types are involved?
Two
Which type of relationship is characterized by simultaneous connections among three entity types?
Ternary Relationship
What does minimum cardinality refer to?
The minimum number of instances of one entity that may be associated with each instance of another entity
What is the most common type of relationship encountered in data modeling?
Binary Relationship
Which option best defines the concept of 'maximum cardinality'?
The maximum number of instances of one entity that may be associated with another entity
What is a common characteristic of binary relationships?
Most frequently encountered in data modeling
'Patient has Patient History' is an example of what kind of relationship?
'Mandatory One' Relationship
'Product Vendor supplies Warehouse' is an example of what type of relationship?
'Ternary Relationship'
'Person is married to' would best represent which type of relationship?
'Binary Relationship'
Explore the concept of cardinality in relational databases and its significance in managing data. Learn about the cardinality of a relation and the structure of a relational database with normalized relations. Dive into terms like tuples, attributes, and relations in database management.
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