90 minutes - 4 hours. This certification validates your in-depth technical knowledge of and skill in using the features and functionality of key technology areas including installing, configuring, optimizing and deploying Windows Server 2008 Virtualization.In order to receive a Microsoft Certified Technology Specialist: Windows Server 2008 Virtualization Configuration, candidates must pass 1 exam listed below. Microsoft reserves the right to change the question type (multiple choice, essay, etc.). The length of each exam is from 90 minutes - 4 hours. All exams are owned by Microsoft Corporation.