Introduction to Database System The DBMS that is most difficult to use is ________ . Oracle Corporation's Oracle Microsoft's SQL Server IBM's DB2 Microsoft's Access Oracle Corporation's Oracle Microsoft's SQL Server IBM's DB2 Microsoft's Access ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an archetype and an instance of that archetype. False True False True 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. functional dependencies. None of these referential integrity constraints. normal forms. functional dependencies. None of these referential integrity constraints. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): two dimensional table. key of a table. row of a table. column of a table. two dimensional table. key of a table. row of a table. column of a table. 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? query language report writer None of these transaction log data manipulation language query language report writer None of these transaction log data manipulation language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be a compound key consisting of the first name and the last name All of these the last name the pin code None of these a compound key consisting of the first name and the last name All of these the last name the pin code None of these ANSWER DOWNLOAD EXAMIANS APP
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