Introduction to Database System The DBMS that is most difficult to use is ________ . Microsoft's Access Oracle Corporation's Oracle IBM's DB2 Microsoft's SQL Server Microsoft's Access Oracle Corporation's Oracle IBM's DB2 Microsoft's SQL Server ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . a subtype entity itself an instance entity an archetype entity a subtype entity itself an instance entity an archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in an indexed file a hashed file None of these a sequential file a tree file an indexed file a hashed file None of these a sequential file a tree file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Related fields in a data base are grouped to form bank data file None of these menu data record bank data file None of these menu data record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Supertype entity Subtype entity Instance entity Archetype entity Supertype entity Subtype entity Instance entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ entity. subtype parent instance child subtype parent instance child ANSWER DOWNLOAD EXAMIANS APP