Question
The sunlight that gets scattered around the particles
present in the upper atmosphere is known as ____________.Solution
It is the scattering of light by a colloid or an extremely tiny solution of particles.
Which of the following is a key characteristic that distinguishes a PL/SQL `FUNCTION` from a PL/SQL `PROCEDURE`?
Which SQL statement combines the results of two queries and removes duplicates?
Which SQL clause is used to filter records based on aggregate functions?
Which SQL clause is used to filter results after a GROUP BY operation?
Which of the following statements about SQL `INDEXES` is generally TRUE?
Which SQL clause is used for filtering rows?
Given a table employees(id, dept_id, salary), which query returns departments with average salary greater than overall average across the company?
What is the main function of a PL/SQL `TRIGGER`?
Which join returns rows from the left table even when there is no matching row in the right table, filling with NULLs for the right side?
Which SQL clause is used to group rows?
