An operating system is low-level software designed to serve as an intermediate between the computer hardware and application-level programs.
In addition to supporting various software and services, ECS supports operating systems such as Microsoft Windows, Mac OS X, Linux, and those controlling mobile devices.
Standards and Recommendations
ECS recognizes and embraces the challenge of supporting the various diverse platforms required in our for research and academic computing. In order to provide the best service possible, ECS recommends a minimum set of standards.
ECS recommends Microsoft Windows 7 Enterprise.
There are a wide variety of linux distributions, some free and some paid. ECS recommends ECS Linux.