A company wants to prevent unauthorized access to its secure data center. Which of the following security controls would be MOST appropriate?

You would like to conduct a survey and ask your web page visitors to indicate the computer operating systems that they use. Each visitor could use more than one computer operating system. Select the form control that is best to use for this purpose

a. check box b. radio button c. text box d. scrolling text box

You use ____________________ boxes to allow users to select certain items and to select multiple values from a list of items.

Fill in the blank(s) with the appropriate word(s).