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Ryerson University
Information Technology Management
ITM 100
Alexander Cram

George Nico Foundation on Information Systems (Notes) 9/12/12 CH 1: Information Systems in Business - How IS can transform business: o Increase in use of wireless technologies o More company websites, more online shopping - What technological innovations are driving this change? o Cloud computing o Mobile Computing o Online collaboration and social networking o ‘Green’ IT o Location-based services o Increasingly powerful data management and analytics - The Role in IS in Business Today o Nearly all of an organization’s significant business relationships with customer, suppliers and employees are digitally enabled and mediated - What is an information system? o A set of interrelated components that collect, process, store, and distribute information to support decision making o Information systems conduct three main activities:  Input: captures raw data from organization or external environment  Processing: Converts raw data into meaningful form  Output Transfers processed information to people or activities that use it - Transforming data into information (and maybe even knowledge) o Data can be seen as raw facts, figures and numbers (it is snowing outside) o Information can be seen as processed data or data meaning (if it’s snowing it will take me longer to drive to school) o Knowledge can be seen as personalized information residing in the mind of the individual (each of the last five times it was snowing, it took an extra 15 minutes for me to drive to school, I should leave at 9:00) - Information systems can aid in delivering: o Operational excellence o New products, services and business models o Customer and supplier intimacy o Improved decision making o Competitive advantage o Survival George Nico Foundation on Information Systems (Notes) CH 2: How Businesses Use Information Systems - Business vs. Information Systems Process o Business processes examples:  Manufacturing and production  Assembling a product  Sales and marketing  Identifying customers  Finance and accounting  Creating financials statements  Human resources  Hiring employees o Information technology enhances business processes in two main ways:  1: Increasing efficiency of existing processes  Automating steps that were manual  Enabling entirely new processes that are capable of transforming businesses  Change flow of information  Replace sequential steps with parallel steps  Eliminate delays decision making - Information systems Types: o A wide range of IS types are utilized in organizations, including:  Transaction processing systems  Perform and record daily routine transactions necessary to conduct business o Examples: sales order entry, payroll, shipping  Allow mangers to monitor status of operations and relations with external environment  Serve operational levels of organizations focusing on predefined, structured goals and decision-making.  Business intelligence and decision support  Business intelligence (BI) systems support middle management with monitoring, controlling, decision making and administrative activates  Management information systems (MIS) provide repots on firms current performance  Decision support (DSS) support non-routine decision making for middle managers and rely on powerful data analysis capabilities.  Executive support systems (ESS) support non-routine decision making for senior managers and rely on data
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