Introduction to Database System A relation is a two-dimensional table. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. Many-to-one relationship None of these Many-to-many relationship One-to-many relationship One-to-one relationship Many-to-one relationship None of these Many-to-many relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): referential integrity constraint. transitive dependency. normal form. insertion anomaly. referential integrity constraint. transitive dependency. normal form. insertion anomaly. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity Instance entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? ALTER TABLE ALTER TRIGGERS MODIFY TRIGGERS IN TABLE All of the listed here ALTER TABLE ALTER TRIGGERS MODIFY TRIGGERS IN TABLE All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Enterprise Resource Planning (ERP) is an example of a single user database. True False True False ANSWER DOWNLOAD EXAMIANS APP
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