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.
Attribute
Composite key
Foreign key
Entity
Normalization
Primary key
Referential integrity
Cardinality
Index
Relationship
Association between entities
Multiple columns forming a unique identifier
Ensures valid link between records
Organizes data to reduce redundancy
Reference in another table
Speeds data retrieval
Defines number of relationships
Characteristic of an entity
Unique identifier
Represents a real-world object