Mometrix Test Preparation's Civil Service Exam Study Guide - Civil Service Test Prep Secrets is the ideal prep solution for anyone who wants to pass their Civil Service Examination. The exam is extremely challenging, and thorough test preparation is essential for success. The Mometrix guide is filled with the critical information you will need in order to do well on your Civil Service exam: the concepts, procedures, principles, and vocabulary that the state licensing boards expects you to have mastered before sitting for your exam.