Introduction to Database System In SQL, which of the following is not a data Manipulation Language Commands? UPDATE DELETE SELECT CREATE UPDATE DELETE SELECT CREATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One data dictionary software package is called any of the above ACCESS DB/DC dictionary None of these TOTAL any of the above ACCESS DB/DC dictionary None of these TOTAL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file contains only a list of keys and record numbers is sorted in ascending order None of these has a number assigned to each record both (b) and (c) contains only a list of keys and record numbers is sorted in ascending order None of these has a number assigned to each record both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? transaction log report writer data manipulation language query language None of these transaction log report writer data manipulation language query language None of these 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 An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
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