To protect the internal components of a computer system, data integrity, and protection against external codes accessing the control of computer hardware, operating system can create different "defense" or "protection" mechanisms. name and briefly explain the three methods discussed in our class.

Create a pseudocode design to prompt a student for their student id and the titles of the three classes they want to add. the solution should display the student’s id and a total bill. • bill a student using the following rules: o students can only add up to 3 classes at a time.

  to change the number of rows and columns displayed by the excel object a. select the object and drag a size handle on the active object. b. deselect the object and drag a size handle of the object. c. deselect the object and drag a row or column divider of the object. d. select the object and drag a row or column divider on the active object.

When creating a field in a table, you must set the to determine what type of data the field can store. field property data type field type data property