No, changing your video card wont result in any data loss.
It depends on the laptop, if it was a custom one then you can change the video card. You need to check with the computer manufacturer.
Install a firewall and a good Antivirus. If you have saved your credit card information on the same computer, I would change cards too.
You can change your video card by following these steps: choose a new video card that works with your computer. Then uninstall the old video card from you computer. Then take the new video card and stick it into your computer. Install the new drivers and you are done!
Easy : in the central unit
Depends.
No, the data is saved to the game's card.
They store information about your game like how far you are what you did last and if you pull the memory card out wile its saving or loading it will corrupt the saved game
Click start-run then 'dxdiag' and you will have all the information there.
//system properties/hardware/device manager
no for dsi and ds all all game data is saved on the game card
the screen resolution, the number of colors and the enhancements to color information.
Yes. Formatting will destroy all the data on the memory card. Make sure you keep a backup of the data, frequently.