What Information Systems Are Used throughout an Enterprise? Some general purpose information systems, called enterprise-wide systems, are used throughout an enterprise. An office information system (OIS) enables employees to perform tasks using computers and other electronic devices. A transaction processing system (TPS) captures and processes data from dayto-day business activities. A management information system (MIS) generates accurate, timely, and organized information, so that users can make decisions, solve problems, supervise activities, and track progress. A decision support system (DSS) helps users analyze data and make decisions. An expert system captures and stores the knowledge of human experts and then imitates human reasoning and decision making. Customer relationship management (CRM) systems manage information about customers. Enterprise resource planning (ERP) provides centralized, integrated software to help manage and coordinate the ongoing activities of an enterprise. A content management system (CMS) is a combination of databases, software, and procedures that organizes and allows access to various forms of documents and files 

What Are Types of Technologies Used throughout an Enterprise? Technologies used throughout an enterprise include the following items. A portal is a collection of links, content, and services presented on a Web page and designed to guide users to information related to their jobs. A data warehouse is a huge database that stores and manages the data required to analyze historical and current transactions. An enterprise’s communications infrastructure consists of hardware (such as wired and wireless network connections and devices, routers, fi rewalls, and servers), software (such as e-mail, instant messaging, VoIP, and server management), and procedures for using and managing hardware and software. An extranet allows customers or suppliers to access part of an enterprise’s intranet. Web services allow businesses to create products and B2B interactions over the Internet. Many enterprises employ a serviceoriented architecture (SOA) to allow better communications and services between diverse information systems. A document management system (DMS) allows for storage and management of a company’s documents. A workflow application assists in the management and tracking of the activities in a business process from start to finish. A virtual private network (VPN) provides users with a secure connection to a company’s network server.