NURSING > QUESTIONS & ANSWERS > C790 WGU FOUNDATIONS IN NURSING INFORMATICS, Full Exam Preview, rated A+. verified. (All)

C790 WGU FOUNDATIONS IN NURSING INFORMATICS, Full Exam Preview, rated A+. verified.

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C790 WGU FOUNDATIONS IN NURSING INFORMATICS, Full Exam Preview, rated A+. verified. HIS implementation benefits to healthcare can improve cost control, increase the timeliness and accuracy of patient care and administration information, increase service capacity, reduce personnel costs and inventory levels, and improve the quality of patient care. Nurse informaticist role in health information system Looks for information, verifies ownership of information and connects other parties within the healthcare organization. 00:0201:36 Lewin's Change Model unfreezing, changing, refreezing (planning, action, results). Shannon & Weaver's mathematical model Encoder (Transmitter) –Encoder is the sender who uses machine, which converts message into signals or binary data. It might also directly refer to the machine. Channel –Channel is the medium used to send message. Decoder (Receiver) – Decoder is the machine used to convert signals or binary data into message or the receiver who translates the message from signals. Receiver (Destination) –Receiver is the person who gets the message or the place where the message must reach. The receiver provides feedback according to the message. Bloom's knowledge discovery from databases (DDD)/data mining steps Selection Preprocessing Transformation Data Mining Interpretation Transformation CIO role in HIS implementation oversees the operation of the information technology department and consults with other C-level personnel on technology-related needs and purchasing decisions. SLC Phases Solution Life Cycle * Discover, Analyze, & Recommend. * Design, Develop, & Integrate. * Test & Quality Assurance. * Deploy & Maintain. * Evaluate. * Archive & Retire. SDLC #1) Requirement Gathering and Analysis. #2) Design. #3) Implementation or Coding. #4) Testing. #5) Deployment. #6) Maintenance. Waterfall Model Phases Requirements analysis and definition System and software design Implementation and unit testing Integration and system testing Operation and maintenance NO OVERLAP Agile Model A development model that emphasizes continuous feedback and cross-functional teamwork. adaptive approach to the SDLC approach that assumes the project must be more flexible and adapt to changing needs as the project progresses Predictive approach to the SDLC an approach that assumes the project can be planned in advance and that the new information system can be developed according to the plan Project Management Phases Project management consists of a number of required activities that are grouped into four major stages of activity referred to as phases. They are: Definition Phase, Planning Phase, Execution Phase and Analysis Phase

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