Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? plotter printer high speed, large-capacity disk high-resolution video display plotter printer high speed, large-capacity disk high-resolution video display ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a relational database? Reflex FoxPro 4th Dimension dBASE IV Reflex FoxPro 4th Dimension dBASE IV ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attributes A and B determine attribute C, then it is also true that: (A,B) is a composite determinant. A → C is a determinant. B → (A,B) is a composite determinant. A → C is a determinant. B → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? Update file Master file Specialized file Log file Update file Master file Specialized file Log file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. False True False True ANSWER DOWNLOAD EXAMIANS APP
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