Introduction to Database System A data dictionary doesn't provide information about: the size of the disk storage device It is conceptually simple where data is located It allows a many-to-many relationship It will be the dominant data base of the future the size of the disk storage device It is conceptually simple where data is located It allows a many-to-many relationship It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the _____ command is used to recompile a view None of these ALTER VIEW CREATE VIEW DEFINE VIEW COMPILE VIEW None of these ALTER VIEW CREATE VIEW DEFINE VIEW COMPILE VIEW ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Strong entity Weak entity ID- independent entity ID-dependent entity Strong entity Weak entity ID- independent entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A network schema All of the listed here restricts the structure to a one-to-many relationship permits many-to-many relation¬ships stores data in tables All of the listed here restricts the structure to a one-to-many relationship permits many-to-many relation¬ships stores data in tables 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? None of these query language transaction log data manipulation language report writer None of these query language transaction log data manipulation language report writer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
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