1/24/2007
There is only a single exam required to upgrade:
Upgrade to MCPD Web:Upgrade Exam for MCAD (One Exam Required - MCTS not required)
Exam 70-551: UPGRADE: MCAD skills to MCPD: Web Developer by Using the Microsoft .NET Framework
Upgrade to MCPD Windows:Upgrade Exam for MCAD (One Exam Required - MCTS not required)
Exam 70–552: UPGRADE: MCAD Skills to MCPD: Windows Developer by Using the Microsoft .NET Framework