Yes, that's the whole point of a UPS. It provides power continuously from batteries even when the power goes out.
Right when you flick the switch to turn on the light the socket connects and the light will automatically turn on.
Usually motion sensors are installed in schools and offices in order to automatically turn on and off the lights. If nobody is in the room (no motion), the light will automatically turn off to save electricity.
There are some type of timers that can be locked into the off or on position. Flick the power to the timer off and then on within 10 seconds. If the lights come on do nothing. The daylight photo cell will shut them off automatically. If the timer is not that type then state more detail on the discussion page.
When a switch is closed the path through the circuit is continuous.
They can turn on and off and their power can be changed.
When you turn your Macbook on it automatically goes to the desktop. No shortcut needed.
To install an automatic antenna tuner you will have to call the dealership to get the part. You will have to turn the power switch off, remove the screws on the top case, turn the backup switch off and remove the backup battery. Turn the power switches back on and screw the top case back on.
Yes, that is normal.
There are a number of trustworthy ways to backup a computer. Some anti-virus such as Norton have options to backup your software automatically. You can also turn to CD/DVDs to manually back it up, an external hard drive, or a flash drive. An increasingly popular method which does not necessarily require software is to purchase space from an online backup provider.
To help you turn your backup sensor on I would need more information. What does the backup sensor go on? What type of vehicle? What year is it? an what model vehicle is it?
It will turn on automatically.
It automatically goes off when necessary. (new email, new text, low battery, etc.)
Simply power it on. The new OS will automatically update each file as it boots.
extremely hard to turn the steering wheel
Either wait one minute after the backlight goes out and it will turn off automatically, or press and hold the play/pause button for 3-5 seconds.
By pressing and holding the power switch on the right side for about three seconds. Or, if the player is paused, it will turn off automatically after the preset time that you set in the SETTINGS menu.
No it will do it automatically to restart itself once you have updated it via iTunes, it's a restart rather than a power off.