Study tips 1Z0-047

Which two statements are true regarding subqueries?

Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement?

Which SET operator would you use in the blank space in the following SQL statement to list the departments where all the employees have managers?

What is the correct output of the above query?

Which two statements are true regarding the execution of the correlated subqueries?

What would you do to execute the query successfully?

Which two statements would be true regarding the output for this SQL statement?

Which three statements are true regarding single-row functions?

Which statement correctly grants a system privilege?

4)NVL2 d) Used to convert NULL values to actual values Identify the correct combination of functions and their usage.