Introduction to Database System Which of the following is true of a network structure? It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future It allows a many-to-many relationship It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future It allows a many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used None of these to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace All of these to add/rename data files, to change storage to create a database trigger None of these to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace All of these to add/rename data files, to change storage to create a database trigger ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The distinguishable parts of a record are called fields data database files None of these fields data database files None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? ZIP COMMIT PACK SAVE ZIP COMMIT PACK SAVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → S , R is called the determinant. False True False True ANSWER DOWNLOAD EXAMIANS APP
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