Q. The RDBMS terminology for a row is

View solution

Q. Which of the operations constitute a basic set of operations for manipulating relational data?

View solution

Q. A primary key is combined with a foreign key creates

View solution

Q. A primary key if combined with a foreign key creates

View solution

Q. The relational model consists of:

View solution

Q. A primary key is which of the following?

View solution

Q. A foreign key is which of the following?

View solution

Q. Relations are:

View solution

Q. A relation has which of the following properties?

View solution

Q. The entity integrity rule states that:

View solution

Q. When mapping a multivalued attribute into a relation which of the following is true?

View solution

Q. When mapping a regular entity into a relation which of the following is true?

View solution

Q. When mapping a binary many-to-many relationship into a relation which of the following is true?

View solution

Q. When mapping a many-to-many unary relationship into a relation which of the following is true?

View solution

Q. When mapping a ternary relationship with an associative entity into a relation which of the following is true?

View solution

Q. When mapping a supertype/subtype relationship which of the following is true?

View solution

Q. If no multivalued attributes exist in a relation, then the relation is in what normal form?

View solution

Q. If no multivalued attributes exist and no partial dependencies exist in a relation, then the relation is in what normal form?

View solution

Q. A transitive dependency is which of the following?

View solution

Q. What is the best data type definition for Oracle when a field is alphanumeric and has a fixed length?

View solution