The short answer:
No for service packs but yes for hotfixes (at least the ones after the last
service pack that apply).
The long answer:
http://support.microsoft.com/default...BLN%5D;Q327393
"sebuck" wrote:
> If I perform the following steps:
> 1. Install the OS.
> 2. Apply all updates using Windows Update.
> 3. Use the Windows Components Wizard to add a component (say IIS).
>
> Do I need to reinstall all of the appropriate updates such as service packs
> in order for IIS to be updated (and especially secure!)? Or is Windows
> Update smart enough to recognize that IIS was installed AFTER service packs,
> security updates, etc and tell me if I need to reapply them? If not, how do
> I even know what I need to reapply?
>
> Thanks,
> STEVE
>