To get The Sims 3 to work on Windows 8 would be the same as getting it to work on Windows 7 or Vista.
Yes, most of them will work.
Yes. Java supports Windows 8 (including previous versions Windows).
QuickBooks Pro 2007 will work in Windows 8. However, you will need to pay for an upgrade to get it to work.
yes a printer will work on all versions of windows and macs
In general, yes; most software that runs under windows 7 will run under windows 8.
No reason why not - provided you have the correct driver(s) for the hardware installed in Windows 8.
Mods do work on Windows 8 laptops, you just most likely aren't installing them correctly
The manufacturer claims it will work on Windows 8 however they have not confirmed it for Win 8.1.
No. Windows themes only work on specific versions of Windows.
Ya. Most programs that workmwith Windows 7 will work with 8. Besides, I tried it. :)
yes