No. iPod Touch is not compatible with Java or Adobe Flash Player.
No.
There is no such thing as 'installing' an iPod Touch.
sorry but no. :(
no
The iPod uses Objective-C as its programming language. You may install an additional app that can run Java on your iPod device, however.
You can install free text messaging apps, but you have to pay for minutes to call people on the iPod Touch.
No, however the ipod touch 4g has two cameras on it
you cant
No
Sometimes depends if the apps that you install have bugs
safari should already be on your iPod touch. it is a default app that cannot be deleted.