Introduction to Database System Which of the following is a serious problem of file management systems? All of these data redundancy program dependence lack of data independence difficult to update All of these data redundancy program dependence lack of data independence difficult to update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An Enterprise Resource Planning application is an example of a(n) ________ . single-user database application data mining database application multiuser database application e-commerce database application single-user database application data mining database application multiuser database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Attributes Relationships Entities Primary keys Attributes Relationships Entities Primary keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C). A → A → (B,C) → A → (B,C). A → A → (B,C) → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Row is synonymous with the term: record. column. relation. field. record. column. relation. field. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Greater Entity Count (GEC) Minimum cardinality ERD Maximum cardinality Greater Entity Count (GEC) Minimum cardinality ERD Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
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