Sun Java certifications are well recognized among the java developers' community. Sun Java technology certification provides a clear demonstration of the technical skills, professional dedication, and motivation for which employers are willing to pay a premium. Recognized industry-wide, Sun's Java technology training and certification options help ensure that you have the necessary skills to efficiently meet the challenges of your IT organization. I'm moving a head towards this certification and wandering for booksa round stalls and also on net. One of simulation test i downloaded from ucertify si quite good. I'm looking for purchasing its product, If anyone had purchased it guide me in this way.