Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a data base field record data item data base field record data item ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains None of these the names of all fields in all files the widths of all fields in all files All of these the data types of all fields in all files None of these the names of all fields in all files the widths of all fields in all files All of these the data types of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Network database None of these Relational database Distributed database Hierarchical database Network database None of these Relational database Distributed database Hierarchical database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SYNONYM CREATE SCHEMA All of the listed here CREATE SAME CREATE SYNONYM CREATE SCHEMA All of the listed here CREATE SAME ANSWER DOWNLOAD EXAMIANS APP
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