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| Q. |
In data warehousing what is time-variant data? |
| A. | data in the warehouse is only accurate and valid at some point in time or over time interval |
| B. | data in the warehouse is always accurate and valid |
| C. | data in the warehouse is not accurate |
| D. | data in the warehouse is only accurate sometimes |
| Answer» A. data in the warehouse is only accurate and valid at some point in time or over time interval | |
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