How many private variables are there in the given code? my_employees. employee_id%TYPE :=1234, emp_raise number) IS

BEGIN
update employees
set salary = salary + (salary *(emp_raise/100)
WHERE employee_id = emp;
END;

What’s the process of observing someone actually working in a career that interests you?

Aisha has finished working on a word processing document that contains 15 pages. she has added some special elements in the first three pages, page 9 and 10, and page 15 from the document. she wants to print only these pages to see how they look. which option is the correct way to represent (in the print dialog box) the pages that aisha wants to print?

Which of these is most responsible for differences between the twentieth century to the twenty-first century?