Exam 5: System Design and Acquisition
What is a logical model of an HRIS?
A logical model of an HRIS focuses on how the final system will be operationalized in multiple ways in terms of the technology.The strength of using logical models is that the HR staff and developers can focus specifically on the business processes,policies,and procedures instead of on technology.By focusing on what the system does or needs to be able to do,the analyst and HR staff will be less likely to be distracted by or to focus on a single technology platform.In turn,they will be more likely to design a stronger solution.
What is a physical model of an HRIS?
The physical model focuses on the computer technology for the HRIS-that is,the hardware,software,networking plans,and technical manuals.The strength of this type of model is that it focuses on how the system will actually operate.In turn,this strength also becomes its weakness because by focusing on the actual way the system will be implemented in terms of technology,analysts and HR staff may be constrained by the current,operational physical model.
Which model-the physical or logical-is more useful in designing the HRIS?
Both the physical and logical models should be applied to designing the HRIS.They are complementary and one is not better than the other since they serve different purposes.The logical model serves as a blueprint and provides the organization with an outline of the key business processes and goals for the system.Then,the physical model translates the processes and goals for the system into the hardware and software platforms that best fit the business's needs.
The goal of ______ feasibility analysis is to determine whether the costs of developing,implementing,and running the system are worth the benefits derived from its use.
Logical feasibility is a system feasibility assessment tool that focuses on the technical capability of the organization and the availability of the technology necessary to implement a new system.
The strength of the ______ model is that it focuses on how the hardware and software will actually operate.
In a DFD,processes are the mechanism through which data are transformed,manipulated,created,and so on into output such as a report,a decision,and the like.
A single data flow diagram typically is all that is typically needed when discussing data flow.
The request for proposal (RFP)is a document that solicits potential consultants or vendors to submit proposals and bids for proposed work.
You are responsible for putting together a request for proposal (RFP).What are some key recommendations to follow to ensure it is most successful?
After receiving the vendor responses,you have the opportunity to evaluate the relative strengths and weaknesses of each vendor.Which of the following would you consider in your assessment of the software options?
The strength of using ______ is that the HR staff and developers can focus specifically on business processes,policies,and procedures instead of on technology,leading to stronger solutions.
The ______ perspective of system modeling focuses on organizational data but is not concerned with how the data are used within the organization
Logical design describes a phase in the SDLC in which a new system is designed with particular focus on how the hardware, software, networking, activities, users, and so forth will be implemented.
A ______ is a graphical representation of the key business activities and processes in the HR system,the system boundaries,and any external individuals or departments that interact with the system.
A logical model of the system graphically illustrates what the system does,independent of any technological architecture (e.g.hardware,software,networking,etc.).
Economic feasibility is a feasibility assessment tool that focuses on the financial and economic benefits and costs that a new system would bring to the organization.
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