Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: determinants. candidate keys. foreign keys. composite keys. determinants. candidate keys. foreign keys. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? Database application and the database Database application and SQL Data and the database The user and the database application Database application and the database Database application and SQL Data and the database The user and the database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): key of a table. column of a table. row of a table. two dimensional table. key of a table. column of a table. row of a table. two dimensional table. 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? Data field None of the listed here Characters Bits Data field None of the listed here Characters Bits ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file contains several records. What does each record contain? Words Database Fields Bytes Words Database Fields Bytes ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS