Introduction to Database System An attribute that names or identifies entity instances is a(n): identifier. attribute. relationship. entity. identifier. attribute. relationship. entity. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database management system might consist of application programs and a software package called FORTRAN AUTOFLOW TOTAL BPL FORTRAN AUTOFLOW TOTAL BPL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to access them store information together create them arrange them access them store information together create them arrange them 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 a hashed file a sequential file None of these a tree file an indexed file a hashed file a sequential file None of these a tree file an indexed file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file contains several records. What does each record contain? Bytes Database Fields Words Bytes Database Fields Words ANSWER DOWNLOAD EXAMIANS APP