If you want to view a list of service packs or hotfixes installed in your system from the command line see below. You can even print it to a text or html file if needed.
This is done by using the WMIC (Windows Management Instrumentation Command Line).
So here goes: DotnetWizard.net
Hariprasad Maurya is a Technology writer, Web Developer & Designer when not busy with his Engineering Studies. He is a Community Champ for Mumbai IT Professional user group and always eager to help his friends and peers in whatever way he can.