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. insertion anomaly. referential integrity constraint. normal form. transitive dependency. insertion anomaly. referential integrity constraint. normal form. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a record data base data item field record data base data item field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Composite identifiers consist of two or more attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is a relationship between or among: rows. relations. attributes. tables. rows. relations. attributes. tables. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? plotter high-resolution video display printer high speed, large-capacity disk plotter high-resolution video display printer high speed, large-capacity disk ANSWER DOWNLOAD EXAMIANS APP
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