Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema is a standard way of organizing information into accessible parts None of these is the entire database describes how data is actually stored on disk All of these is a standard way of organizing information into accessible parts None of these is the entire database describes how data is actually stored on disk All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Attributes Primary keys Entities Relationships Attributes Primary keys Entities Relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Batch processing is appropriate if a large computer system is available only a few transactions are involved only a small computer system is available None of these All of these a large computer system is available only a few transactions are involved only a small computer system is available None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sophisticated report generators can print row-oriented reports perform arithmetic operations All of the listed here selectively retrieve and print portions of a list print row-oriented reports perform arithmetic operations All of the listed here selectively retrieve and print portions of a list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form can be used to format printed output All of these modify records delete records None of these format printed output All of these modify records delete records None of these ANSWER DOWNLOAD EXAMIANS APP
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