Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Update Index Delete Sort key Update Index Delete Sort key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a regularly scheduled report exception report on demand report forecasting report regularly scheduled report exception report on demand report forecasting report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is true of a network structure? It is a physical representation of the data It allows a many-to-many relationship It will be the dominant data base of the future It is conceptually simple It is a physical representation of the data It allows a many-to-many relationship It will be the dominant data base of the future It is conceptually simple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is a relationship between or among: tables. rows. attributes. relations. tables. rows. attributes. relations. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: normal forms. referential integrity constraints. None of these functional dependencies. normal forms. referential integrity constraints. None of these functional dependencies. 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? data manipulation language None of these report writer query language transaction log data manipulation language None of these report writer query language transaction log ANSWER DOWNLOAD EXAMIANS APP