Comparison should include Microsoft operating systems and the following:

Features
- 32-bit vs. 64-bit
- Aero, gadgets, user account control, BitLocker, shadow copy, system restore, ready boost, sidebar, compatibility mode, virtual XP mode, easy transfer, administrative tools, defender, Windows firewall, security center, event viewer, file structure and paths, category view vs. classic view
- Side-by-side apps, Metro UI, Pinning, One Drive, Windows store, multimonitor task bars, charms, Start Screen, PowerShell, Live sign in, Action Center
Upgrade paths
- Differences between in-place upgrades, compatibility tools, Windows upgrade operating system (OS) adviser

Process/Skill Questions: