Introduction to Database System Prior to 1970, all data was stored in separate files, which were mostly stored on reels of magnetic tape. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Large collections of files are called records file system None of these databases fields records file system None of these databases fields ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Database applications are seldom intended for use by a single user. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an archetype and an instance of that archetype. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attributes A and B determine attribute C, then it is also true that: (A,B) is a composite determinant. C is a determinant. B → A → (A,B) is a composite determinant. C is a determinant. B → A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
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