Answer:
Deleting files and etc on your computer.
Answer:
C) A quarter was worth less than is used to be.
Explanation:
I got this answer wrong when I chose B.
1 - b - Excel is a computer program, so it'd be Software
2 - a - Process of elimination, haven't heard of the term 'peopleware' before.
3 - d - A joystick accepts input from a user to interact with a computer. ex. Flight Simulators
4 - c - A monitor will display (or output) an image based on what is received from the computer.
Answer:
They can help to explain the relationship between the output and input variables.
Hope this Helps!