In the cell entry, =[Product.xlsx]Sales!$C$7, [Product.xlsx] refers to the ____.

How many lines of output will be displayed by the following program fragment?

``` i = 0 do { for (j = 0; j < 4; j = j + 1) printf("%d\n", i + j); i = i + 1; } while (i < 5); ``` a. 0 b. 7 c. 9 d. 16 e. 20

_______________ is software that is downloaded, often without your knowledge, and whose purpose is to damage your computer files and steal your data.

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