Whether or not it is compatible with older TVs is unknown, but yes it will work on all modern, flat screen TV's with HDMI/video inputs.
Yes most likely, if you are using an HDMI port and the TV and Xbox have their settings set accordingly.
Yes
If it is compatible for Xbox 360 then you should be able to use it for the Xbox one. There shouldn't be any issues.
The Xbox 360 Kinect sensor is not compatible with any Xbox One console you can use an external hard drive to store games, apps, and console settings for your new Xbox One. The external hard drive must: Use a USB 3.0 connection.
You can't only 1 person can play on xbox live at any time on the same xbox
There's no point? The Xbox 360 will play any DVD without anything but a controller or a xbox 360 remote
No, you cannot. The "Original" Xbox cannot play Xbox 360 games. However, a list of "original" Xbox games are playable on the 360.
No
The Xbox is not designed to play PlayStation 2 games. A serious modification would be required to accomplish this feat, however, with the use of an Emulator one could play a PlayStation 1 game on an Xbox, but the legality of this is very questionable.
You can not play xbox 360 games on an original xbox, however you can play some original xbox games on an xbox 360 console.
there is nomore xbox live on old xbox onily on xbox 360 and if you play xbox live on the 360 you can use 2 players 1 w/xbox live and 1 w/no xbox live
u use the controller
If You use Xlink kai or Xbconnect then yes.