You can now check out the entire list of Frequently Asked Questions (FAQ) for the recently released public beta of Service Pack 1 for Windows 7 and Windows Server 2008 R2.
Q. What is Windows 7 SP1?
A. Windows 7 Service Pack 1 is an update for consumers and IT Pros that helps keep your PCs supported, provides ongoing improvement to the operating system, by including previous updates delivered over Windows Update as well as continuing incremental updates to the Windows 7 platform based on customer and partner feedback, and is easy for organization to deploy a single set of updates.