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WGU /FNCI IT 2

roles & systems

QuestionAnswer
change management Managing the process of implementing major changes in information technology, business processes, organizational structures, and job assignments to reduce the risks and costs of change and optimize its benefits
conversion Managing the process of implementing major changes in information technology, business processes, organizational structures, and job assignments to reduce the risks and costs of change and optimize its benefits
cost benefit anaylsis Identifying the advantages or benefits and the disadvantages or costs of a proposed solution
data conversion Converting data into new data formats required by a new business application and its software and databases. Also includes correcting incorrect data, filtering out unwanted data, and consolidating data into new databases and other data subsets
documentation A collection of documents or information that describes a computer program, information system, or required data processing operations
economic feasibility Whether expected cost savings, increased revenue, increased profits, and reductions in required investment exceed the costs of developing and operating a proposed system
end user development Whether expected cost savings, increased revenue, increased profits, and reductions in required investment exceed the costs of developing and operating a proposed system
feasibility study A preliminary study that investigates the information needs of end users and the objectives, constraints, basic resource requirements, cost/benefits, and feasibility of proposed projects
functional requirements The information system capabilities required to meet the information needs of end users. Also called system requirements
Human factors feasibility Hardware and software capabilities that can affect the comfort, safety, ease of use, and user customization of computer-based information systems
Implementation process activities are needed to transform a newly developed information system into an operational system for end users.
Intangible The nonquantifiable benefits and costs of a proposed solution or system.
Postimplementation review The primary objectives associated with systems maintenance are to correct errors or faults in the system, provide changes to effect performance improvement, or adapt the system to changes in the operating or business environment.
Project management enforce a project plan that includes job responsibilities, timelines for major stages of development, and financial budgets
Legal/political feasibility includes a thorough analysis of any potential legal ramifications resulting from the construction and implementation of the new system
Logical model can be thought of as a blueprint of the current system that displays only what the current system does without regard to how it does it
Operational feasibility assessment focuses on the degree to which the proposed development project fits with the existing business environment and objectives with regard to development schedule, delivery date, corporate culture, and existing business processes
Organizational analysis is an important first step in systems analysis
Prototyping rapid development and testing of working models
Systems analysis and design The overall process by which information systems are designed and implemented within organizations
Systems approach uses a systems orientation to define problems and opportunities and then develop appropriate, feasible solutions in response
Systems development life cycle (1) investigation, (2) analysis, (3) design, (4) implementation, and (5) maintenance.
Systems implementation involves hardware and software acquisition, software development, testing of programs and procedures, conversion of data resources, and a variety of conversion alternatives
Systems maintenance (1) corrective, (2) adaptive, (3) perfective, and (4) preventive
Systems specifications formalize the design of an application’s user interface methods and products, database structures, and processing and control procedures
System testing involve testing and debugging software, testing Web site performance, and testing new hardware. An important part of testing is the review of prototypes of displays, reports, and other output
Systems thinking to understand a problem or opportunity is one of the most important aspects of the systems approach. Management consultant and author Peter Senge calls systems thinking the fifth discipline
Tangible favorable results, such as the decrease in payroll costs caused by a reduction in personnel or a decrease in inventory carrying costs caused by reduction in inventory
Created by: nashanta