It all depends on what you are going to use it for. If you are going to use it for gaming, then you would probably want a computer with a fairly big hard drive. Also a fairly good ram. If you just want it for everyday, basic, office type uses you would want a good processor and lots of hard drive space. Ask me on my message board if you want information on a computer to do different things.
If your computer has a sound card there is no need to purchase a new one.
You need to install itunes on your computer and then plug it into the cable and the cable into the computer.
Nope
nope
You need to re-install it on the new computer.
yes.
mainframe computer
usally you do . if it doesnt work restart your computer,
need help in locating the computer module
What you need to be compatible with a new graphics card depends on the card and the computer and operating system.
save the files I need.
You might need to restart your computer and see if it pops up then. If it doesnt then you need a new computer.