The ____ content model is reserved for elements that store no content.

What is wrong with the following while loop?

while ( sum <= 1000 ) sum = sum – 30; a. The parentheses should be braces. b. Braces are required around sum = sum – 30;. c. There should be a semicolon after while ( sum <= 1000 ). d. sum = sum – 30 should be sum = sum + 30 or else the loop may never end.

________ allow for programmatic manipulation and analysis of data in spreadsheets.

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