Explanation: The first normal form is used to eliminate the duplicate information. 2. A table on the many side of a one to many or many to many relationship must:
A. Be in Second Normal Form (2NF)
B. Be in Third Normal Form (3NF)
C. Have a single attribute key
D. Have a composite key
Answer:A
Explanation: The first normal form is used to eliminate the duplicate information. 2. A table on the many side of a one to many or many to many relationship must:
A. Be in Second Normal Form (2NF) B. Be in Third Normal Form (3NF) C. Have a single attribute key D. Have a composite key
Explanation: The relation in second normal form is also in first normal form and no partial dependencies on any column in primary key. 3. Tables in second normal form (2NF):