Question #3 Complete the code.
Your program is saved in a folder. The file, "books. txt" is stored in a subfolder named "files."
How do you open the data file to add more data to the existing file?

1. before plugging in a new device to a computer you should unplug all other devices turn off the computer turn on the computer 2. many of the maintenance tools for a computer can be found in the control panel under administrative tools display personalization

If an improvement creates no significant change in a product’s performance, then it is a(n) ? a0 design improvement. (there are no answer choices)

Facial expressions and gestures are examples of messages.