Introduction to Database System The way a particular application views the data from the data base that the application uses is a : module relational model subschema None of these schema module relational model subschema None of these schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . itself a subtype entity an instance entity an archetype entity itself a subtype entity an instance entity an archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When designing a database, first identify the entities, then determine the attributes, and finally establish the relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. False True False True ANSWER DOWNLOAD EXAMIANS APP