Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
| Question 307 |
Relations produced from E-R model will always be in
| 3NF | |
| BCNF | |
| 4NF | |
| 2NF |
Question 307 Explanation:
3NF is a database schema design approach for relational databases which uses normalizing principles to reduce the duplication of data, avoid data anomalies, ensure referential integrity, and simplify data management. It was defined in 1971 by Edgar F. Codd, an english computer scientist. Entity relation diagram is most widely used in data representation
Correct Answer: A
Question 307 Explanation:
3NF is a database schema design approach for relational databases which uses normalizing principles to reduce the duplication of data, avoid data anomalies, ensure referential integrity, and simplify data management. It was defined in 1971 by Edgar F. Codd, an english computer scientist. Entity relation diagram is most widely used in data representation