Introduction to Database System An attribute describes the entity's characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? IDMS R:base DB2 dBase-II IDMS R:base DB2 dBase-II ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can selectively retrieve and print portions of a list perform arithmetic operations print row-oriented reports All of the listed here selectively retrieve and print portions of a list perform arithmetic operations print row-oriented reports All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Because it contains a description of its own structure, a database is considered to be ________ . self-describing described an application program metadata compatible self-describing described an application program metadata compatible ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. determinants. foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. 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 query language All of the listed here DDL DML query language All of the listed here DDL DML ANSWER DOWNLOAD EXAMIANS APP
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