This page aims to answer some frequently-asked questions that keep popping up regarding DirectX and accessible games. If you have a question or answer that is not here yet, by all means add it!
Index
General Questions
What is DirectX?
DirectX is a games programming library developed my Microsoft. More information can be found on the web site at
http://www.microsoft.com/directx/
Troubleshooting
How Do I Diagnose Problems?
The DxDiag utility is capable of explaining a lot when things go wrong. Start it via the Run dialog - it is called dxdiag.exe.