Many readers have found Operator's Guide to Centrifugal Pumps (Xlibris, 2008) to be a valuable training resource for process operators. Volume 2 provides additional training material in the form of student challenge exams and additional exposure to reliability topics. Volume 2 has two goals: The first goal is to continue to build on the general theme of pump reliability in process facilitates. The second goal is to provide student challenge exams for those wanting to master the material in Operator's Guide to Centrifugal Pumps. The first chapter covers how process operators can be better utilized to improve pump reliability. The importance of operating training and commissioning will be covered in the next two chapters. In the final chapter, a methodology for addressing troublesome centrifugal pumps is presented. A majority of the book is comprised of three (3) different student challenge exams are included in Volume 2. Answers to all the exam questions are provided along with where the answers can be found in the Operator's Guide. There are a total of 150 challenge questions with their answers.