Midterm 1 Summary - 1 Chapter 1: Information System:...

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Chapter 1: Information System: Concepts and Management Information Technology (IT): An organization’s collection of information resources, the users of these resources, and the management that oversees these resources. Data Item. Elementary description of things, events, activities and transactions that are recorded, classified and stored but are not organized to convey any specific meaning. E.g., Student ID, GPA Information. Data organized so that they have meaning and value to the recipient. E.g. Lists of students name and their overall GPA. Knowledge. Data and/or information organized and processed to convey understanding, experience, accumulated learning and expertise as they apply to a current problem or activity. E.g., experience tells student with GPA over 3.0 work well, so interview only whose GPA over 3. Information Technology Architecture. A high-level map or plan of the information assets in an organization, which guides current operations and is a blueprint for future directions. Information Technology Infrastructure. The physical facilities, IT components, IT services, and IT personnel (management) that support an entire organization. o IT components are computer hardware, software, communication technology that provides fundamental IS. IT personnel use IT component to produce IT service (data management, system development, security concerns) Information System (IS). Collects, processes, stores, analyzes and disseminates information for a specific purpose. Since most IS are CBIS, IS often refers to CBIS. Computer-based Information System (CBIS). An information system that uses computer technology to perform some or all of its intended tasks. Hardware is a device such as a processor, monitor, keyboard or printer Software is a program or collection of programs that enable hardware to process data. Network is a connecting system (wireline or wireless) that permits different computers to share resources. Database is a collection of related files or tables containing data. Procedures are the set of instructions about how to combine the above components in order to process information and generate the desired output. People are those individuals who use the hardware and software, interface with it, or uses its output. Application program or Applications is a computer program designed to support a specific task , a business process or another application program. 1
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Types of Organizational Information Systems Type of System Function Example Support of Information System Departmental or Functional Area IS Support the activities within specific functional area - System for processing payroll - Accounting IS, Marketing IS Enterprise Resource Planning System (ERP) Tightly integrate all functional areas of the organization. It’s enable seamless information flows across the function area. Oracle, SAP provides common
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This note was uploaded on 02/08/2012 for the course ADMS ADMS 2511 taught by Professor Colen during the Spring '11 term at York University.

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Midterm 1 Summary - 1 Chapter 1: Information System:...

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