Candidates for Windows Server 2008 certification take a foundation-level Microsoft Certified Technology Specialist (MCTS) certification and a job-role specific certification: Microsoft Certified Information Technology Professional (MCITP). You need to pass five exams. The
MCITP: Windows Server 2008 Enterprise Administrator Certification Kit contains all the tools you need to pass these exams:
MCTS: Windows Server 2008 Active Directory Configuration Study Guide,
MCTS: Windows Server 2008 Network Infrastructure Configuration Study Guide,
MCTS: Windows Server 2008 Application Platform Configuration Study Guide,
MCTS: Microsoft Windows Vista Client Configuration Study Guide, and
MCITP: Windows Server 2008 Enterprise Administrator Study Guide.