Similar Collections

.

questions

Title
The relational model consists of:
A primary key is which of the following?
A foreign key is which of the following?
Relations are:
A relation has which of the following properties?
The entity integrity rule states that:
When mapping a multivalued attribute into a relation which of the following is true?
When mapping a regular entity into a relation which of the following is true?
When mapping a binary many-to-many relationship into a relation which of the following is true?
When mapping a many-to-many unary relationship into a relation which of the following is true?
When mapping a ternary relationship with an associative entity into a relation which of the following is true?
When mapping a supertype/subtype relationship which of the following is true?
If no multivalued attributes exist in a relation, then the relation is in what normal form?
If no multivalued attributes exist and no partial dependencies exist in a relation, then the relation is in what normal form?
A transitive dependency is which of the following?
What is the best data type definition for Oracle when a field is alphanumeric and has a fixed length?
If a denormalization situation exists with a many-to-many or associative binary relationship, which of the following is true?
Which of the following is an advantage of partitioning?
Sequential retrieval on a primary key for sequential file storage has which of the following features?
A rule of thumb for choosing indexes for a relational database includes which of the following?
total questions: 119

Questions

119

Views

1616

Best Answers

299

Points

5