:applause:
http://www.asq.org/cert/pdf/cqt_sample_exam.pdf
http://www.asq.org/cert/pdf/cqa_sample_exam.pdf
http://www.asq.org/cert/pdf/cmi_sample_exam.pdf

they are good material for exam takers

Thanks for the heads-up! I see that there are also new CQM, CRE, and CSQE sample exams as well:

http://www.asq.org/cert/pdf/manager_sample_exam.pdf
http://www.asq.org/cert/pdf/cre_sample_exam.pdf
http://www.asq.org/cert/pdf/csqe_sample_exam.pdf