Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not an advantage of the data-base approach? program/data independence ability to associate related data All of these elimination of the data redundancy increased security program/data independence ability to associate related data All of these elimination of the data redundancy increased security ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: A → C → (B,C) → B → A → C → (B,C) → B → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A DBMS that combines a DBMS and an application generator is ________ . Microsoft's SQL Server Microsoft's Access Oracle Corporation's Oracle IBM's DB2 Microsoft's SQL Server Microsoft's Access Oracle Corporation's Oracle IBM's DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Versatile report generators can provide Calculations All of these None of these Columnar totals Subtotals Calculations All of these None of these Columnar totals Subtotals ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? None of these creating and maintaining the data dictionary creating the physical and logical designs removing flagged records for deletion monitoring performance None of these creating and maintaining the data dictionary creating the physical and logical designs removing flagged records for deletion monitoring performance ANSWER DOWNLOAD EXAMIANS APP
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