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