When the PC version of the spreadsheet program __________ became available, the IBM PC quickly became the top-selling personal computer.

Which of the following requires that users remove sensitive and confidential materials from workspaces and items that are not in use are locked when employees leave their workstation?

a. Data handling policy b. Tailgating training c. Clean desk policy d. Phishing attack training

What does the following program segment do?

``` for (unsigned int i{1}; i <= 5; i++) { for (unsigned int j{1}; j <= 3; j++) { for (unsigned int k{1}; k <= 4; k++) { cout << '*'; } cout << endl; } cout << endl; } ```