Introduction to Database System A race condition occurs when two users of the DBMS are interacting with different files at the same time None of the listed here Two concurrent activities interact to cause a processing error Both of the listed here two users of the DBMS are interacting with different files at the same time None of the listed here Two concurrent activities interact to cause a processing error Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): referential integrity constraint. transitive dependency. normal form. insertion anomaly. referential integrity constraint. transitive dependency. normal form. insertion anomaly. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data security threats include all of the listed here fraudulent manipulation of data hardware failure privacy invasion all of the listed here fraudulent manipulation of data hardware failure privacy invasion 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 SAVE PACK COMMIT ZIP SAVE PACK COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. Many-to-one relationship None of these Many-to-many relationship One-to-many relationship One-to-one relationship Many-to-one relationship None of these Many-to-many relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP