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PERSONAL TRAINER, INC. Personal Trainer, Inc., owns and operates fitness centers in a dozen Midwestern cities. The centers have done well, and the company is planning an international expansion by opening a new "supercenter" in the Toronto area. Personal Trainer's president, Cassia Umi, hired an IT consultant, Susan Park, to help develop an information system for the new facility. During the project, Susan will work closely with Gray Lewis, who will manage the new operation. Background Susan Park has completed a preliminary investigation and performed the fact-finding tasks that were described in Chapters 2 and 4. Now, she will use the results to develop a logical model of the proposed information system. Assignments Before you perform the following tasks, you should review the information provided in Chapters 2 and 4 of the case. Prepare a context diagram for the new system. Prepare a diagram 0 DFD for the new system. Write a brief memo that explains the importance of leveling a set of DFDs. Write a brief memo that explains the importance of balancing a set of DFDs.
Decide what factors are significant in your decision as to which computer to purchase and write them. After you choose the system you would like to buy, recognize which terms refer to hardware and which refer to software.
In your comparison, be sure to include an explanation of one way hashtables are similar to your selected data structure and one way in which they are different.
Describe operational, tactical and strategic reporting. How do requirements drive reporting system inputs requirements and write down the ramifications of ignoring user requirements.
Consider that packets arrive at an internet router from 3 different other routers, each with Poisson arrivals with l = 4 per second. The packets are all transmitted on the same transmission line
Who are the typical system stakeholders
Is ther a way you could modify the addressing properties of the workstations at each small office remotely, without having to visit those offices? Why or Why not?
The Gorilla Robot Wants to Play
Write a code to perform an LU decomposition of the coefficient matrix [A] (given below) using L-U decomposition with Gauss elimination. Your code should output ILl and [U] as well as verify that: [A] = [L][ U ] Use the following MATLAB matrix func..
Compare and contrast the following, in terms of cores (or microprocessors), random access memory (RAM), disk storage, and networking capabilities. Supercomputers, Mainframe computers , Desktop, computers, Laptops, Handheld computers
A job has four pagse A, B, C, D and the main memory has two page frames only.
How do we provide documentation to the user? How do we use JavaDoc to generate user documentation in a standard form? How do we bundle all of our application class files and deliver something to the user that is executable?
Networks are fundamental to every aspect of our society. Designing a network that is both adequate to current and future needs is important.
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