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