Which of the following parts of a tool would require the tool to have a guarding device?
a.
all of these parts require a guarding device
b.
belts
c.
gears
d.
pulleys

What tool can discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system?

2.)how does a graphical user interface (gui) on a touchscreen interface differ from a gui on a desktop or laptop? a.)a finger or stylus is used instead of a pointer. b.) a magic wand is used instead of a pointer. c.)users speak commands instead of using a pointer. d.)users visualize commands instead of using a pointer.

Create a cell reference in a formula by typing in the cell name or         a. right-clicking the cell. b. clicking the cell. c. clicking the column where the cell is located. d. clicking the row where the cell is located.