Database Systems - Section 7 Multiple Questions and Answers.
Exercise Questions ::
Database Systems
Published by:Michael Daani
Published by:Michael Daani
Published by:Michael Daani
19. | The activity of a file |
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| A. | is a low percentages of number of records added or deleted from a file |
| B. | if high, reduces processing efficiency for sequential and nonsequential files |
| C. | is a measure of the percentage of existing records updated during a run |
| D. | refers to how closely the files fits into the allocated |
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Published by:Michael Daani
Published by:Michael Daani
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