Introduction to Database System An indexing operation establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Versatile report generators can provide All of these Calculations Subtotals Columnar totals None of these All of these Calculations Subtotals Columnar totals None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System All instances of an entity class have the same attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the order of the columns does not matter. True False True False 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? None of these query language data manipulation language transaction log report writer None of these query language data manipulation language transaction log report writer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Attribute Entity Relationship Identifier Attribute Entity Relationship Identifier ANSWER DOWNLOAD EXAMIANS APP