Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called database data field data file None of these data record database data field data file None of these data record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: two-dimensional table. one-dimensional table. three-dimensional table. Column. two-dimensional table. one-dimensional table. three-dimensional table. Column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Microsoft Access is an enterprise-class database product. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then storage space is wasted it can be more easily accessed None of these changing the data is one spot will cause data inconsistency both (a) and (b) storage space is wasted it can be more easily accessed None of these changing the data is one spot will cause data inconsistency both (a) and (b) 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 → A → (B,C). A → (B,C) → A → A → (B,C). A → (B,C) → ANSWER DOWNLOAD EXAMIANS APP
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