1. Re-read the various examples of computer crimes at the beginning of this chapter. Categorize each as either a crime where the computer was the target of the criminal activity or a crime in which the computer was a tool in accomplishing the criminal activity. 2. A friend of yours has just been hired by an organization as its computer security officer. Your friend is a bit nervous about this new job and has come to you, knowing that you are taking a computer security class, to ask your advice on measures that can be taken that might help prevent an intrusion. What three things can you suggest that are simple but can tremendously help limit the possibility of an attack?

Formatting rows and columns is similar to cell formatting. in an openoffice calc spreadsheet, you can format data entered into rows and columns with the of the rows and columns options. you can insert rows and columns into, or delete rows and columns from, a spreadsheet. use the insert or delete rows and columns option on the insert tab. alternatively, select the row or column where you want new rows or columns to appear, right-click, and select insert only row or only column options. you can hide or show rows and columns in a spreadsheet. use the hide or show option on the format tab. for example, to hide a row, first select the row, then choose the insert tab, then select the row option, and then select hide. alternatively, you can select the row or columns, right-click, and select the hide or show option. you can adjust the height of rows and width of columns. select row and then select the height option on the format tab. similarly, select column, then select the width option on the format tab. alternatively, you can hold the mouse on the row and column divider, and drag the double arrow to the position. you can also use the autofit option on the table tab to resize rows and columns.