Which of the following contains a complete record of all activity that affected the contents of a database during a certain period offtime
| A. | Report writer |
| B. | Query language |
| C. | Data manipulation language |
| D. | Transaction log |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
