Here's a list of a my current TechNotes for the Windows 2003 Server 70-290 exam, which should give you complete coverage of the corresponding exam objectives (listed at the bottom of each TechNotes). The TechNotes are also available in a printer-friendly format, and eventually I will combine them in a single PDF file. Let me know if you have any comments, suggestions so I can edit/add it before it ends up in the PDF guide.
Covers group types, scopes, default/builtin groups, group automation and more.
Shared Folders and NTFS Permissions *NEW*
Covers configuring, troubleshooting, and combining shared folders and NTFS permissions, effective permissions, ownership, and permission inheritance.
Remote Administration and Terminal Server
Covers Remote Desktop, Remote Assistance, configure and troubleshooting Terminal Server, Remote Desktop Connection.
Shadow Copy Volumes
An overview of a new feature in Windows 2003 called Shadow Copy Volumes including details on how to configure it.
More are on the way...