Introduction to Database System The highest level in the hierarchy of data organization is called data record data file data bank database data record data file data bank database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? APPEND UPDATE BROWSE INSERT APPEND UPDATE BROWSE INSERT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The way a particular application views the data from the data base that the application uses is a : subschema schema None of these module relational model subschema schema None of these module relational model ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Network database None of these Distributed database Relational database Hierarchical database Network database None of these Distributed database Relational database Hierarchical database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? R:base IDMS dBase-II DB2 R:base IDMS dBase-II DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): transitive dependency. normal form. insertion anomaly. referential integrity constraint. transitive dependency. normal form. insertion anomaly. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP