Database Concepts and Relationships
CompTIA Data+ DA0-001 (V1) PBQ
This exercise focuses on matching database terms, such as primary keys, foreign keys, and normalization, to their functions or examples in database design.
Composite key
Referential integrity
Foreign key
Relationship
Entity
Primary key
Index
Normalization
Attribute
Cardinality
Organizes data to reduce redundancy
Unique identifier
Speeds data retrieval
Represents a real-world object
Reference in another table
Multiple columns forming a unique identifier
Defines number of relationships
Association between entities
Characteristic of an entity
Ensures valid link between records