Write Another PL/SQL block to store the salary of an employee in substitution variable. In the executable part of the program, do the following:
1- Calculate the annual salary as salary * 12.
2- Calculate the bonus as indicated below:
3- If total sum > 50’000 give the employee
4- If total sum equal or greater than 30’000 and equal 50’000 give the employee
5- Display the amount of the bonus in the window in the following format: “The bonus is $…..” by Using DBMS_OUTPUT.PUT_LINE.