Which app is launched by RBI for visually impaired

Which SQL feature allows hierarchical queries (e.g., org chart traversal)?

Which SQL operator is used to search for a pattern in a column?

In SQL, the ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW clause applies to:

Which SQL clause is used to filter records based on aggregate functions?

Which PL/SQL cursor attribute returns `TRUE` if the most recent `FETCH` statement returned a row, and `FALSE` otherwise?

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

Which of the following is a mandatory component of a PL/SQL function's definition?

Which of the following is a key characteristic that distinguishes a PL/SQL `FUNCTION` from a PL/SQL `PROCEDURE`?

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

Which SQL function is used to calculate the average of a numeric column?