a.on , off
In most computer processors, electron movement is controlled by tiny switches that turn this flow of electricity on and off...zero represents off and one represents on
Answer:

Explanation:
Given


See attachment for rectangle
Required
Determine the area of the rectangle
Area is calculated as:

This gives:


<em>The area of Andrea's sketch is 6.25</em>
Food and oxygen would be the answer
Answer:
<u>Arithmetic underflow</u>
Explanation:
Great question, it is always good to ask away and get rid of any doubts that you may be having.
Since the answer given is a negative. We can say the error that is seen here is an <u>Arithmetic underflow </u>error. This is because the answer given is a smaller absolute value which the computer cannot actually represent or save in its memory in the CPU. Therefore this is the closest representation of the arithmetic error displayed.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.
Many computer users, especially beginners, find
Command Line Interfaces difficult to use.
The word Command Line will come in the blank. Other names for Command line interface (CLI)
are console user interface and character user interface (CUI). It is a user
interface to a computers operating system.