Columbus College Of Art & Design
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a graphical way of representing how a business system should operate. It illustrates the processes or activities that are performed and how data move among them. Process model is a DFD. Contains two data components: the data flow (composed of data elements) & the data store. The purposes of these are to illustrate process model is a technique that diagrams the business processes and the data that pass among them. The DFD's focus is mostly on the processes or activities that are perform...
Information System A set of interrelated components that collect, process, store, and provide as output the information needed to complete business tasks Systems Analysis Those system development activities that enable a person to understand and specify what the new system should accomplish Systems Design Those system development activities that enable a person to describe in detail how the resulting information system will actually be implemented System Development Life ...
System A collection of activities and elements organized to accomplish a goal. Information system a collection of hardware, software, people, procedures, data, and the Internet. System analysis and design a six-phase problem-solving procedure for examining and improving an information system What do the six phases of system analysis design make up? Systems life cycle What are the 6 phases of system analysis design? Preliminary Investigation, systems analysis, sys...
application service provider Firm that delivers an application by charging a usage fee benchmark Measures the time a package takes to process a certain number of transactions build or buy Term that is synonymous with the decision to make or buy business process outsourcing Outsourcing of basic business processes consultants Have broad experience that is difficult for any one company to acquire evaluation model Technique that uses a common yardstick to mea...
Information System An organized collection of people, information technology, information resources, and all coordinated activities to achieve certain objectives in the business organization. Information Systems Analysis and Design The process of completing an information system development project. Information System Development Covers a wide range of technical areas including business process modeling, data modeling and database design, networking design, computer programming,...
adaptive maintenance Adds enhancements to an operational system and makes the system easier to use applications programmer Works on new systems development and maintenance avoidance Eliminates risk by adding protective safeguards backup Copying data at prescribed intervals, or continuously baseline Formal reference point that measures system characteristics at a specific time busy Metric that measures the time that a given resource is unavailable c...
requirements modeling modeling that is used in the systems planning phase of the SDLC. It involves fact finding to describe the current system and identify the requirements for the new system. Introduces various fact-finding techniques such as interviews, surveys, observation and sampling. outputs electronic or printed information produced by an information system. inputs necessary data that enters a system, either manually or in an automated manner processes the logical...
requirements modeling modeling that is used in the systems planning phase of the SDLC. It involves fact finding to describe the current system and identify the requirements for the new system. Introduces various fact-finding techniques such as interviews, surveys, observation and sampling. outputs electronic or printed information produced by an information system. inputs necessary data that enters a system, either manually or in an automated manner processes the logical...
ISP250 Chapter 1 Introduction to Systems Analysis and Design exam questions and answers.
Systems Analysis and Design Chapter 1 |108 questions with 100% correct answers.