MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Rdbms knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The _______ statement causes the statements to undo all the updates performed on the transaction |
| A. | tUndo work |
| B. | tRollback work |
| C. | tCommit work |
| D. | tReplace work |
| Answer» C. tCommit work | |
| 2. |
The _______ statement makes the updates performed by the transaction permanent. |
| A. | tFinalize work |
| B. | tFinish work |
| C. | tCommit work |
| D. | tNone of the mentioned |
| Answer» D. tNone of the mentioned | |
| 3. |
State true or false: We can update a view if it has multiple database relations in the from clause |
| A. | tTrue |
| B. | tFalse |
| Answer» C. | |
| 4. |
State true or false: One view can be used in the expression defining another view |
| A. | tTrue |
| B. | tFalse |
| Answer» B. tFalse | |