Q. If an entity appears in only one relationship then it is (Solved)
1. a 1:1 relationship
2. a 1:N relationship
3. a N:1 relationship
4. a N:M relationship
- a. a 1:1 relationship
1. a 1:1 relationship
2. a 1:N relationship
3. a N:1 relationship
4. a N:M relationship