Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the ALTER TABLESPACE command is used to change storage characteristics All of the listed here to take a tablespace online/offline to add/rename data files to change storage characteristics All of the listed here to take a tablespace online/offline to add/rename data files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Relation Tuple Key Determinant Relation Tuple Key Determinant ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if they have no records with the same value in the common field they have a row in common None of these both (b) and (c) they have a field in common they have no records with the same value in the common field they have a row in common None of these both (b) and (c) they have a field in common ANSWER DOWNLOAD EXAMIANS APP
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