Introduction to Database System Which of the following is not an advantage of the data-base approach? ability to associate related data All of these program/data independence elimination of the data redundancy increased security ability to associate related data All of these program/data independence elimination of the data redundancy increased security ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SCHEMA All of the listed here CREATE SAME CREATE SYNONYM CREATE SCHEMA All of the listed here CREATE SAME CREATE SYNONYM ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Network schema Relational schema Hierarchical schema All of the listed here Network schema Relational schema Hierarchical schema All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? PACK ZIP SAVE COMMIT PACK ZIP SAVE COMMIT 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? Instance entity Supertype entity Archetype entity Subtype entity Instance entity Supertype entity Archetype entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . an instance entity itself an archetype entity a subtype entity an instance entity itself an archetype entity a subtype entity ANSWER DOWNLOAD EXAMIANS APP
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