It is also known as Prometric testing which is basically a U.S based company in the test administration industry which operates a test center network composed of thousands of sites. It sells a range of services, including test development, test delivery, and data management capabilities. Also, it delivers tests to approximately 500 clients in the academic, professional, Govt, corporate and information technology markets. Also, it conducts the exams (NBE) from past few years so this year also it is happening and the reason of using the same is, it  provides the transparency in the entrance.