Choose the correctly spelt

Which SQL command is used to modify existing records in a table?

What is the result of SELECT COUNT(NULL) on any table?

Which SQL keyword prevents duplicate rows in result?

Which SQL keyword is used to remove duplicate records from a query result?

Which clause is used to sort query results in SQL?

Given a table employees(id, dept_id, salary), which query returns departments with average salary greater than overall average across the company?

Which SQL keyword removes duplicate rows automatically from results?

Which SQL constraint ensures that a column’s values are unique across the table?

Which SQL clause is used to filter groups after aggregation (i.e., having aggregated value conditions)?

Which SQL command is used to remove a table completely?