I need to add a HD to a Dell 2350 so that I can keep an image of the base system for backup on a system that doesn't get the maintenance (security updates, anti-v files, etc.) it really needs.  From what I can see, I cannot really add a separate physical HD.  I didn't look to see before I went and bought a new drive.

 

I'd like to remove the original drive and install the new drive with at least two, maybe three, partitions.  If I use only 2 partitions, the second will hold an image of the first and perhaps backups.  If I have 3 partitions, then I'd use one for the primary image and backups, and one for all data.  By having smaller logical drives I hope the system will be defragged more often.

 

I have two questions: