Concept explainers
Explanation of Solution
Alternative methods of building
An information system is a system which provides the necessary information to an organization to achieve the goals. The following alternative methods are using to building an information system...
Explanation of Solution
Traditional systems life cycle:
It is a formal methodology for managing the development of systems in development life cycle. It has the six step process to develop the system. They are:
- Analyzing the
system - Design the system
Programming - Test the system
- Implementation of system
- Maintenance of system.
Advantages for systems building:
The advantages of traditional system life cycle for system building is as follows:
- It is simple to implement and easy to understand...
Explanation of Solution
Information system prototyping:
It is an alternative model for building information system. It has a prototype which represents the requirements of the user.
Benefits of information system prototyping:
- The benefit of information system prototyping is exactly matches to the customer requirements and these model is mainly used to enhance the bigger projects.
- It is useful for routine problems and this information system is very structured and well-understood.
- It reduces the implementation cost of the project.
Limitations of information system prototyping:
- It is not appropriate for massive amounts of data...
Explanation of Solution
End-user development:
End-user development of information system is refers the programmers and system analysts. It gives the direct control to the project. By using the end-user development model, the project is rapidly developed with standard programming tools.
Advantages of end-user development:
- It takes minimal time to finish the software and the customer requirements in project.
- The tools are used by professional programmers in productivity levels...
Explanation of Solution
Application software packages and cloud software services (SaaS):
- The software packages is common tool for all business organizations for its daily process like payroll, inventory control, etc. Many organizations use cloud services for its higher security.
- SaaS is one of the cloud software services in cloud computing. In SaaS, the software is deployed from a cloud provider; internet is used to deliver the service and the subscribers access the service through the browser.
Advantages:
- Using application software packages, the organization got a solution in quick and easy way...
Explanation of Solution
Outsourcing:
Outsourcing means taking a company for contract to complete the specific task of some other company project using the in-house employees.
Advantages of outsourcing:
- Company takes specialized skills.
- Provides labor flexibility.
- Cost effective.
Drawbacks of outsourcing:
- Increases the confidence on third parties.
- Lacking the knowledge of in-house for complex business operations.
Favorable circumstances for the outsourcing strategy are as given below:
Lack in experience:
- Whenever there are less experienced professionals in any organization, then for a new system design, the organization always prefer the outsourcing strategy.
- Hence, the product is designed by the other firm.
Inadequate resources:
- If an organization does not have adequate resources, then outsourcing of the project must be done.
- Organization can hire different vendors, developers, or suppliers to meet their needs...
Explanation of Solution
Explanation of developing e-business applications:
- Developing e-business application is a needed one for every business for its development. RAD is the technology of process for developing systems in short period of time...
Explanation of Solution
Development of the mobile application:
- Smart phone tend to become more important part in every person’s day to day life routine.
- Every process required to be made in a smart manner and it is considered to be more important in case of the business process.
- Every customer requires process that is made should be effective a...
Want to see the full answer?
Check out a sample textbook solutionChapter 12 Solutions
Essentials of MIS (13th Edition)
- Pick a company and research its human resource management information system. Describe how the system works. What improvements could be made to the company’s human resource MIS?arrow_forwardof large information system projects fail, at least in part, due to a failure to prepare business users for the actual change to come. a. Less than 15 percent b. Over 80 percent c. About 48 percent d. Between 30 and 70 percentarrow_forwardIdentify the three fundamental information system types and explain what organizational complements must be in place to ensure successful implementation and use of the system.arrow_forward
- Initially thought to be cost-effective for only very large companies, enterprise systems are now being implemented in SMEs to reduce costs, improve service, and increase sales revenue. A firms finance and accounting personnel play a dual role in the implementation of such a system: (1) they must ensure a good payback on the investment in information systems and (2) they must also ensure that the system meets the needs of the finance and accounting organization. Identify three or four tasks that the finance and accounting people need to perform to ensure that these two goals are met.arrow_forwardIdentify and briefly describe five change models that can be used to increase the likelihood of successfully introducing a new information system into an organization.arrow_forwardYou have been selected to participate on the systems investigation team for a new system in your area of the business. How can you contribute to the success of the effort? How might you use critical success factors to identify important system requirements?arrow_forward
- Identify an information system frequently employed by people in a career field you are interested in. Discuss how you might be involved as a user in the development or acquisition of such a system for your future company. Identify three things that you could do as a project participant that would greatly improve the likelihood of a successful project. Now, identify three things that you could do (or fail to do) that could greatly diminish the probability of success of such a project.arrow_forwardManagers have an essential role to play in the successful implementation and use of information systems—that role changes depending on which type of IS system is being implemented. When considering the role of business managers in working with IS, it is useful to divide information systems into these three types: a. enterprise IS, group IS, and personal IS. b. small and simple, medium and multifaceted, and large and complex. c. operational, tactical, and strategic. d. management support, operational, and enterprise systems.arrow_forwardIdentify and briefly describe two change models that can be used to increase the likelihood of successfully introducing a new information system into an organization.arrow_forward
- Fundamentals of Information SystemsComputer ScienceISBN:9781337097536Author:Ralph Stair, George ReynoldsPublisher:Cengage LearningPrinciples of Information Systems (MindTap Course...Computer ScienceISBN:9781305971776Author:Ralph Stair, George ReynoldsPublisher:Cengage LearningPrinciples of Information Systems (MindTap Course...Computer ScienceISBN:9781285867168Author:Ralph Stair, George ReynoldsPublisher:Cengage Learning
- Fundamentals of Information SystemsComputer ScienceISBN:9781305082168Author:Ralph Stair, George ReynoldsPublisher:Cengage LearningInformation Technology Project ManagementComputer ScienceISBN:9781337101356Author:Kathy SchwalbePublisher:Cengage Learning