Introduction to Database System Properties that describe the characteristics of entities are called: identifiers. entities. relationships. attributes. identifiers. entities. relationships. attributes. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file upgrading renewing restructuring Updating upgrading renewing restructuring Updating ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: None of these functional dependencies. referential integrity constraints. normal forms. None of these functional dependencies. referential integrity constraints. normal forms. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Applications are programs that interact directly with the database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not true of the traditional approach to information processing? Programs are dependent on the files It is inflexible All of these It is file-oriented There is common sharing of data among the various applications Programs are dependent on the files It is inflexible All of these It is file-oriented There is common sharing of data among the various applications 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): referential integrity constraint. insertion anomaly. normal form. transitive dependency. referential integrity constraint. insertion anomaly. normal form. transitive dependency. ANSWER DOWNLOAD EXAMIANS APP
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