Explanation of Solution
Principal Risk Factors in Information Systems projects:
The risks that can create important issues in
- Project Size
- When there is an increase in the total size of the project, the risk also increases proportionally.
- There is a big risk when larger projects are involved.
- Project size includes the amount of dollars spent, the number of staff used for project execution and the number of units.
- All these have some impact on the organisation.
- There are few techniques to provide estimation and budgeting to prepare for a large-scale information system...
Explanation of Solution
Necessity to address implementation and change management:
The implementation and change management need to be addressed by the builders of the information system due to the following reasons:
- A combination of technical and social essentials forms an information system, that is, it becomes a sociotechnical entity.
- The change management involves people of the organisation, job roles, management, hardware, software, and overall business operations...
Explanation of Solution
Necessity of End-users’ and management’s support:
- A communication gap between the management’s goals, end-user requirements and the information system builders can lead to the failure of the system.
- The end users coming from different functions, preferences, operations, and so on have various requirements of the usage for the system implemented. It is important that the builders understand and address their requirements...
Explanation of Solution
Causes of high failure rate during implementation:
The projects involving enterprise applications, mergers and acquisitions, business process reengineering is hindered by high failure rates due to the following scenarios:
- Incomplete transition from the legacy or old system to the new information system architecture.
- Poor working methodology of the project and ineffective change management practices also impacts the outcome of the project.
- Integrating multiple number of domains and their respective functions can also be a challenge...
Explanation of Solution
Strategies for project risk control:
To reduce the probability of risk of failure, the following strategies can be employed:
- Employing technical skilled staff who are efficient and management oriented can provide good results.
- If unable to track internally qualified people, the process of outsourcing and hiring specialised companies can be taken into consideration.
- Utilising planning and monitoring tools to perform a work breakdown structure of all tasks will help to control the project duration and budgeting...
Explanation of Solution
Addressing of Organisational considerations:
The project planning and implementation team needs to investigate the following considerations of the organisational framework:
- There needs to be efficient involvement of organisational users during the development phase of the system.
- Management should be convinced on the ability of the system to create business value.
- There are high complications and risk involved...
Explanation of Solution
Benefits of Project management software tools:
Tools that are utilised to track and control the progress of the project are helpful in the following ways:
- Clear definition of the list of tasks involved and the important milestones
- Ability to assign and micro plan each activity with the addition of start date, end date, resources.
- Linking each activity input and output with other relevant activities, thereby identifying the critical path and bottleneck issues. Gantt chart, Program Evaluation and Review Technique (PERT) are examples of the same...
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Chapter 14 Solutions
MANAGEMENT INFORMATION SYSTEMS LOOSELEAF
- Please include comments and docs comments on the program. The two other classes are Attraction and Entertainment.arrow_forwardObject-Oriented Programming In this separate files. ent, you'll need to build and run a small Zoo in Lennoxville. All classes must be created in Animal (5) First, start by building a class that describes an Animal at a Zoo. It should have one private instance variable for the name of the animal, and one for its hunger status (fed or hungry). Add methods for setting and getting the hunger satus variable, along with a getter for the name. Consider how these should be named for code clarity. For instance, using a method called hungry () to make the animal hungry could be used as a setter for the hunger field. The same logic could be applied to when it's being fed: public void feed () { this.fed = true; Furthermore, the getter for the fed variable could be named is Fed as it is more descriptive about what it answers when compared to get Fed. Keep this technique in mind for future class designs. Zoo (10) Now we have the animals designed and ready for building a little Zoo! Build a class…arrow_forward1.[30 pts] Answer the following questions: a. [10 pts] Write a Boolean equation in sum-of-products canonical form for the truth table shown below: A B C Y 0 0 0 1 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 1 1 0 1 0 1 1 0 1 1 1 1 0 a. [10 pts] Minimize the Boolean equation you obtained in (a). b. [10 pts] Implement, using Logisim, the simplified logic circuit. Include an image of the circuit in your report. 2. [20 pts] Student A B will enjoy his picnic on sunny days that have no ants. He will also enjoy his picnic any day he sees a hummingbird, as well as on days where there are ants and ladybugs. a. Write a Boolean equation for his enjoyment (E) in terms of sun (S), ants (A), hummingbirds (H), and ladybugs (L). b. Implement in Logisim, the logic circuit of E function. Use the Circuit Analysis tool in Logisim to view the expression, include an image of the expression generated by Logisim in your report. 3.[20 pts] Find the minimum equivalent circuit for the one shown below (show your work): DAB C…arrow_forward
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- Go to the Webinars DeShawn wants to determine the number of webinars the company can hold on Tuesdays and Thursdays to make the highest weekly profit without interfering with consultations, which are also scheduled for Tuesdays and Thursdays and use the same resources. Use Solver to find this information as follows: Use Total weekly profit as the objective cell in the Solver model, with the goal of determining the maximum value for that cell. Use the number of Tuesday and Thursday sessions for the five programs as the changing variable cells. Determine and enter the constraints based on the information provided in Table 3. Use Simplex LP as the solving method to find a global optimal solution. Save the Solver model below the Maximum weekly profit model label. Solve the model, keeping the Solver solution. Table 3: Solver Constraints Constraint Cell or Range Each webinar is scheduled at least once on Tuesday and once on Thursday B4:F5 Each Tuesday and Thursday…arrow_forwardI want to ask someone who has experiences in writing physics based simulation software. For context I am building a game engine, and want to implement physics simulation. There are a few approaches that I managed to find, but would like to know what are other approaches to doing physics simulation entry points from scenes, would you be able to visually draw me a few approaches (like 3 approaces)? When I say entry point to the actual physics simulation. An example of this is when the user presses the play button in the editor, it starts and initiates the physics system. Applying all of the global physics settings parameters that gets applied to that scene. Here is the use-case, I am looking for. If you have two scenes, and select scene 1. You press the play button. The physics simulation starts. When that physics simulation starts, you are also having to update the physics through some physics dedicated delta time because physics needs to happen faster update frequency. To elaborate,…arrow_forwardI want to ask someone who has experiences in writing physics based simulation software. For context I am building a game engine, and want to implement physics simulation. There are a few approaches that I managed to find, but would like to know what are other approaches to doing physics simulation entry points from scenes, would you be able to visually draw me a few approaches (like 3 approaces)?When I say entry point to the actual physics simulation. An example of this is when the user presses the play button in the editor, it starts and initiates the physics system. Applying all of the global physics settings parameters that gets applied to that scene.Here is the use-case, I am looking for. If you have two scenes, and select scene 1. You press the play button. The physics simulation starts. When that physics simulation starts, you are also having to update the physics through some physics dedicated delta time because physics needs to happen faster update frequency.To elaborate, what…arrow_forward
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