Introduction to Database System A key: must always be composed of two or more columns. can only be one column. identifies a column. identifies a row. must always be composed of two or more columns. can only be one column. identifies a column. identifies a row. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): key of a table. column of a table. two dimensional table. row of a table. key of a table. column of a table. two dimensional table. row of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Versatile report generators can provide None of these All of these Subtotals Calculations Columnar totals None of these All of these Subtotals Calculations Columnar totals ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not true of the traditional approach to information processing? There is common sharing of data among the various applications It is inflexible Programs are dependent on the files All of these It is file-oriented There is common sharing of data among the various applications It is inflexible Programs are dependent on the files All of these It is file-oriented ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → S , R is called the determinant. False True False True ANSWER DOWNLOAD EXAMIANS APP
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