Information technology (IT) industry certifications are used as hiring criteria, but it was unknown whether vendor certifications, alone or in conjunction with years of IT experience, predict job performance. This book therefore provides an analysis of the contributions of Microsoft Certified Professional (MCP) certification status and years of IT work experience to the self-reported job performance and competency of IT professionals. Although the name of the MCP certification has been changed, the concept and reasons behind certification remain the same. IT Professionals with higher years of...