Sorry, we are unable to make the Practice Tests for MCTS 70-511 available for free at the link you mentioned (http://examples.oreilly.com/978073562....
However, all the Practice Test content is made available to customers of the ebook bundle:
When you purchase the ebook for this title, you get the full book in EPUB, Mobi, and PDF formats, as well as a .zip file of all the CD contents that come bundled with the print book.
Please let me know if you have any further questions we can help with.
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O'Reilly Media Inc.