Introduction to Database System If a piece of data is stored in two places in the database, then None of these changing the data is one spot will cause data inconsistency both (a) and (b) it can be more easily accessed storage space is wasted None of these changing the data is one spot will cause data inconsistency both (a) and (b) it can be more easily accessed storage space is wasted ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities of a given type are grouped into a(n): entity class. attribute. ER database. entity class. attribute. ER database. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database design may be based on existing data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if they have a field in common they have a row in common they have no records with the same value in the common field both (b) and (c) None of these they have a field in common they have a row in common they have no records with the same value in the common field both (b) and (c) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can selectively retrieve and print portions of a list All of the listed here perform arithmetic operations print row-oriented reports selectively retrieve and print portions of a list All of the listed here perform arithmetic operations print row-oriented reports ANSWER DOWNLOAD EXAMIANS APP
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