Which of the following keys is generally used to represents the relationships between the tables?a.Foreign keyb.Secondary keyc.None of the aboved.Primary key

A ________ key establishes a relationship between tables by referencing the primary key of another tablea.Noneb.Foreign Keyc.Composite Keyd.Primary Key

A candidate key, which is not the primary key of a table, is a/an _________.a) Primary Key b) Foreign Key c) Candidate Key d) Alternate Key

A ……………. is used to uniquely identify all table records.Foreign KeyPrimary KeyComposite KeyDerived Key

n a table, which of the following must be identified as the primary key? A. field B. record C. object D. query

.A primary key which is imported from another table is called a foreign key.b.Foreign key is essential for each tuple.c.Composite attribute can not divide to sub partsd.In a formal relational model data are stored in tables.e.Age is derived by date of birth attribute