Monica made a mistake. she can select the undo command or use the shortcut to quickly correct her mistake. true false

Explain briefly why you cannot expect to find a previous version of every file with which you work.

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

Which network media uses different regions of the electromagnetic spectrum to transmit signals through air? uses different regions of the electromagnetic spectrum to transmit signals through air.