An integrated operating system (IOS) has four major characteristics: An IOS focuses on the main problem structure and processes of a specific industry; An IOS addresses important decisions that are necessary to serve the customer in the best possible way; An IOS improves decision making within the organization by including the collection, storage, analysis and dissemination of data and information via information technology; An IOS has the capability of making key decisions in a synchronous and timely way in every point throughout the value chain. Manufacturing information systems support the production function that including all the activities concerned with the planning and control of the processes producing goods or services.