MCQOPTIONS
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MCQOPTIONS
| 1. |
What does the following query do? |
| A. | It increases the marks of all the students by 10% |
| B. | It decreases the marks of all the students by 90% |
| C. | It increases the marks of all the students by 110% |
| D. | It is syntactically wrong |
| Answer» B. It decreases the marks of all the students by 90% | |