Modify the quiz program (page 1072) so that the choices for a question are randomly arranged. Replace the line subjects=($(ls)) in the function choose_subj with scramble_subj and add the following functions:

________ are settings that control how imported data in cells connect to their source data

Fill in the blank(s) with correct word

To protect the Flash BIOS from virus infection, you should

A) Keep the BIOS write-protected until the need to update it. B) Remove the BIOS from the system when it is not in use. C) Routinely upgrade the BIOS monthly to replace the code. D) Avoid using Flash BIOS on systems that are connected to a network.