________ are categorized into three types: insert, delete, and update

Which of the following devices is MOST likely to outperform a 15,000 rpm SAS hard drive in read speed?

A. Compact flash B. SSD C. Tape D. SD

If you press and hold the ALT key while dragging, you _________________________ or move only a copy of the selected area, effectively copying and pasting the selection.

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