Introduction to Database System Two files may be joined into a third file if they have a row in common they have no records with the same value in the common field they have a field in common both (b) and (c) None of these they have a row in common they have no records with the same value in the common field they have a field in common both (b) and (c) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Enterprise Resource Planning (ERP) is an example of a single user database. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? None of the listed here Data field Characters Bits None of the listed here Data field Characters Bits ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. One-to-one relationship Many-to-many relationship Many-to-one relationship None of these One-to-many relationship One-to-one relationship Many-to-many relationship Many-to-one relationship None of these One-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The language used in application programs to request data from the DBMS is referred to as the All of the listed here DML query language DDL All of the listed here DML query language DDL ANSWER DOWNLOAD EXAMIANS APP