No
Yes you can. All versions of the xbox 360 are compatible.
No PS2 games do not play on the Xbox or Xbox 360
The xbox 360 is made for to play with other people online
you need a upgrade
Unfortunately, no it can not.
NO!!No, But you CAN play xbox games on the xbox 360
No, But some Xbox 360 games you can play with people on the computer like Shadowrun.
Jtag is a mod for the Xbox 360 which allows you to play downloaded games. You could play xbox live with this but you will get caught and banned (xbox and gamertag ban).
Yes, Xbox 360 can play Xbox games.
Yes, there are many people who play FEAR 3 online on Xbox 360.
yes it can play any xbox 360 games
Yes, you can play Xbox 360 games on Kinect.