The directory contains configuration files that the system uses when the computer starts.

In he example code, what does the title attribute create? a tool tip an element a source a markup

What is the power dissipated by a resistor with a current of 0.02 a and a resistance of 1,000 ? a. 200 w b. 20 w c. 0.4 w d. 4 w

How should you specify box sizes on a web page if you want the boxes to vary according to the font size of the text they contain? a. in pixels b. in inches c. as percentages d. in em units