70-515 preparation Material
Microsoft 70-515 – http://www.microsoft.com/learning/en/us/exam.aspx?ID=70-515
Measure Up – http://www.measureup.com/catalog/product.aspx?vid=5&cid=All%20MS%20Practice%20Tests&tid=94&pid=2462
I also read through Niall Merrigan’s summary posts of MSDN and various articles pertaining to the exam:
Post 1 of 6: http://www.certsandprogs.com/2010/03/mcts-web-applications-net-4-70-515.html#axzz0itb23Kze
Post 2 of 6: http://www.certsandprogs.com/2010/03/mcts-web-applications-net-4-70-515_22.html#axzz0itbEIovG
Post 3 of 6: http://www.certsandprogs.com/2010/03/mcts-web-applications-net-4-70-515_5119.html#axzz0oCbfdXaw
Post 4 of 6: http://www.certsandprogs.com/2010/03/mcts-web-applications-net-4-70-515_7210.html#axzz0oCbhIwtI