Check out the MCQs below to embark on an enriching journey through SQL. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.
Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of SQL. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!
SQL MCQs | Page 1 of 38
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Which of the following should be used to find the mean of the salary ?
where semester = ’Spring’ and year = 2010;
If we do want to eliminate duplicates, we use the keyword ______in the aggregate expression.
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