Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. None of these One-to-one relationship Many-to-one relationship Many-to-many relationship One-to-many relationship None of these One-to-one relationship Many-to-one relationship Many-to-many relationship One-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if both (b) and (c) they have a field in common None of these they have a row in common they have no records with the same value in the common field both (b) and (c) they have a field in common None of these they have a row in common they have no records with the same value in the common field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An-owner-member set in the CODASYL specifications may have only one member but many member occurrence only one owner but many owner occurrences All of the listed here more than one member but only one occurrence per member only one member but many member occurrence only one owner but many owner occurrences All of the listed here more than one member but only one occurrence per member ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table MODIFY TABLE INSERT COLUMN ALTER TABLE ADD COLUMN MODIFY TABLE INSERT COLUMN ALTER TABLE ADD COLUMN ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". True False True False ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS