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computer science
systems analysis design

Systems Analysis and Design 11th Edition Scott Tilley, Harry J. Rosenblatt - Solutions

During a walkthrough, how will you ensure that your presentation is effective?
How do e-commerce businesses, such as online retail stores, utilize forms? What kind of data do you think the application draws and how do firms utilize them?
Suppose you wish to develop an information system for student feedback at your university. Prepare a questionnaire to elicit requirements for this system. Also discuss what kinds of questions were used.
Examine PE Table 5-1. Are there any requirements or constraints that you can think of that were overlooked? List them. PE TABLE 5-1: Requirements and Constraints for Petrie's Customer Loyalty Project Requirements • Effective customer incentives-System should be able to effectively store customer
Over the years, what do you expect the application of business process reengineering to be in the education sector? What do you think is the role of IT in these processes and what benefits has it fetched?
Using the Web, find three customizable customer loyalty program systems being sold by vendors. Create a table like PE Table 5-2 that compares them. PE TABLE 5-2: Alternatives for Petrie's Customer Loyalty Project Alternative A Data warehousing-centered system designed and licensed by Standard Basic
List some disruptive technologies which have been utilized in retail stores or chains such as Walmart.
What do you think are the sources of the information Jim and his team collected? How do you think they collected all of that information?
If you were looking for alternative approaches for Petrie’s customer loyalty program, where would you look for information? Where would you start? How would you know when you were done?
Why shouldn’t Petrie’s staff build their own unique system in-house?
Describe how cookie crumbs could be used in this system. Are cookie crumbs a desirable navigation aid for this system? Why or why not?
Describe how the use of style sheet–based HTML might be leveraged in the design of the “No Customer Escapes” system.
Contact the database designer or administrator of your university. Find out which file organizations are used in different database management systems at your university. Also discuss why they chose a particular structure. Is there any application of hashed file organization? Which algorithm is
Explain the net present value and return on investment for a cost–benefit analysis. Why would these calculations be used?
Suppose you decide to become an analyst after you graduate. What type of analyst would you most prefer to be? What type of courses should you take before you graduate? What type of summer job or internship should you seek?QUESTION:Develop a short plan that describes how you will prepare for your
Look in the classified section of your local newspaper. What kinds of job opportunities are available for people who want analyst positions? Compare and contrast the skills that the ads solicit with the skills that were presented.
What is the break-even point for the project? How is it calculated?
I once started on a small project (four people) in which the original members of the project team had not set up any standards for naming electronic files. Two weeks into the project, I was asked to write a piece of code that would be referenced by other files that had already been written. When I
Consider the application that is used at your school to register for classes. Complete a function point worksheet to determine the size of such an application. You will need to make some assumptions about the application’s interfaces and the various factors that affect its complexity.
Select two project management software packages and research them, using the Web or trade magazines. Describe the features of the two packages. If you were a project manager, which one would you use to help support your job? Why?
Select two estimation software packages and research them, using the Web or trade magazines. Describe the features of the two packages. If you were a project manager, which one would you use to help support your job? Why?
Interviewing is not as simple as it first appears. Select two people from class to go to the front of the room to demonstrate an interview. (This also can be done in groups.) Have one person be the interviewer, and the other the interviewee. The interviewer should conduct a 5-minute interview
Organize yourselves into groups of four to seven people, and pick one person in each group to be the JAD facilitator. Using a blackboard, whiteboard, or flip chart, gather information about how the group performs some process (e.g., working on a class assignment, making a sandwich, paying bills,
Few niches crashed more spectacularly during Web 1.0 than the pet sector. In 2000, over just nine months, Pets.com managed to raise a jaw-dropping $82.5 million in an IPO, air a $1.2 million Super Bowl ad starring its sock puppet mascot, land funding from Amazon.com build a network of cavernous
Visit the library at your college or university and observe how the book check-out process occurs. First, watch several students checking books out, and then check one out yourself. Prepare a brief summary report of your observations. When you return to class, share your observations with others.
Organize yourselves into small groups. Have each person develop a short questionnaire to collect information about the frequency in which group members perform some process (e.g., working on a class assignment, making a sandwich, paying bills, getting to class), how long it takes them, how they
Examine the CASE tool that you will be using for your project, or find a CASE tool on the Web that you are interested in learning about. What kind of metadata does its data dictionary capture? Does the CASE tool integrate data model information with other parts of a project? How?
Explain the client-based architecture.
Describe how you would go about solving a problem you face. Is the approach taken by a systems analyst, as described in the text, any different?
Talk with a computer center or IS manager about the testing process used with a recently deployed system or subsystem. What types of tests were performed? How were test cases and test data generated? What types of teams developed and implemented the tests?
Pick an OOP language with which you are familiar. Find a programming IDE tool that supports that language. Test its reverse-engineering capabilities to generate UML class diagrams from existing code. Evaluate how well it does and how easy the models are to use. Does it have any capability to input
Find a system that was developed by using Visual Studio .NET (Visual Basic or C#). If possible, find one that has an Internet user interface and a network-based user interface. Is it multi-layered? Where is the business logic? Can you identify the view layer classes, the domain layer classes, and
Find a system that was developed by using Visual Studio .NET (Visual Basic or C#). If possible, find one that has an Internet user interface and a network-based user interface. Is it multi-layered? Where is the business logic? Can you identify the view layer classes, the domain layer classes, and
Find a company that does object-oriented design by using CRC cards. The information systems unit at your university often uses object-oriented techniques. Sit in on a CRC design brainstorming session. Interview some of the developers about their feelings regarding the effectiveness of doing CRC
Research on the Internet one of the other techniques such as Lean Development or Feature Driven Development. Write a short summary of its principles and practices. Comment on its strengths and weaknesses.
Find someone in your community who is working on a software development project that is using Agile principles. How was the team trained to use Agile development? How was this approach adopted in the organization? What is the general feeling about its success? What aspects does this developer like?
Find a Web site with direct customer ordering. Browse through some product descriptions and note the design of the dialog and the Web pages. What do you like and dislike about the design? Evaluate the Web site based on visibility and affordance. Does the site achieve an optimal balance between the
Evaluate the course registration system at your university. List the basic steps of a user’s dialog with the system. What are some of the problems with the system from the perspective of ease of learning and ease of use? In what ways is the system inflexible? In what ways is needed information
Develop a storyboard that encompasses the following sample dialog. The system supports rental and download of movies or television shows to a computer or digital video recording and playback device. A dialog between the system and user might follow this pattern: Video Rental Service Video Rental
Examine the information system of a local business, such as a fast-food restaurant, doctor’s office, video store, grocery store, etc. Evaluate the screens (and reports, if possible). What kinds of integrity controls are in place? What would of improvements would you make?
Pick a major online retailer (e.g., Amazon, Walmart, or Sears). Examine the default browser-based shopping interface from the following devices: a desktop computer with a large monitor, a tablet computer, and a smartphone. How and why do content and layout vary across the devices? Are there any
Locate a company in your area that develops software. Consulting companies or companies with a large staff of information systems professionals tend to be more rigorous in their approach to systems development. Set up an interview. Determine the development approaches that the company uses. Many
Using RMO and the CSMS as your guide, develop a list of all the procedures that may need to be researched. You may want to think about the exercise in the context of your experience with such retailers as L.L. Bean, Lands’ End, or Amazon.com. Check out the Internet marketing done on the
Conduct a fact-finding interview with someone involved in a procedure that is used in a business or organization. This person could be someone at the university, in a small business in your neighborhood, in the student volunteer office at the university, in a doctor’s or dentist’s office, or in
1. Create a detail report that will display all SCR courses in alphabetical order, with the course name and the instructor name in a group header; the Social Security number, name, and telephone number of each current student in the detail section; and the student count in group footer. 2.
1. Jesse wants to see a structure chart. She said to use program modules based on the processes we identified earlier. She wants the modules to be cohesive and loosely coupled.2. Need a testing plan that includes unit integration and system testing as Jesse requested. Also, need a reminder about
Jesse wants me to recommend a vendor who offers an ERP strategy. I need to review the SAP and Oracle Web sites, and at least two others that offer ERP solutions, and reply to her with the results and the reasons for my recommendations.Visit SCR's data library to review SCR's network configuration
Based on your own experience, what tends to make a PowerPoint presentation stronger or weaker? Provide specific examples.
Search the Internet and locate an example of a screen generator. Visit the vendor’s site and learn all you can about the product. Write a brief report that describes your experience.
1. Jesse wants me to investigate GanttProject software to determine whether it would be suitable for SCR. She asked me to prepare a summary of pros and cons, and a sample of screen shots and information.2. Jesse likes the idea of using task completion estimates with best-case, probable-case, and
1. Investigate SCR's Web site and learn about the company's history, purpose, and values. Is the site user-friendly? Why or why not? Provide at least four improvements you would suggest to Jesse.2. On the SCR intranet, visit the data, forms, and resources libraries and review a sample of the
What are the main security issues that New Century should address? Prepare a memo that lists the primary concerns and offers a specific recommendation for dealing with each issue.You implemented the new system at New Century Wellness Group successfully, and the staff has used the system for nearly
1. What physical security measures can be implemented to safeguard equipment?2. How would you suggest that mobile devices be secured?3. How can the firm keep its data secure?Sherwood Associates is an IT consulting firm that develops new systems and maintains older systems for its clients. Sherwood
Is this the best time to schedule a post-implementation evaluation? Why or why not? Are there other options? What are they?Victorian Creations specializes in the reproduction of furniture from the Victorian era. Recently the company updated its payroll software as an in-house development project.
Suppose that microwave ovens and cordless telephones are used extensively in some parts of the facility. Would that affect your IEEE 802.11 amendment choice? What standards would not be a good choice in this type of environment?Alice’s Restaurant Supply offers a line of specialty food products to
1. Write a brief memo to Zoe explaining the importance of data validation during the input process.2. Suggest at least three specific data validation checks that might help reduce input errors.3. Would a batch input system offer any advantages? Write a brief memo to Zoe stating your views.4.
1. Provide an overview of the proposed system, including costs and benefits, with an explanation of the various cost-benefit types and categories.2. Develop an economic feasibility analysis, using payback analysis, ROI, and present value (assume a discount rate of 10%).3. Prepare a context diagram
1. List possible objects in the new business, including their attributes and methods, and create a use case diagram that shows how an on-site service request would be handled.2. Create a sequence diagram that models the on-site service request mentioned in Task 1.In the previous chapter, you
1. Review the organization chart you prepared in Chapter 1 and determine who should be on the JAD team, and why. Also, how will you create a sense of team ownership from the start?2. You may be given a standard set of interview summaries, or you may conduct role-play interviews. Either way, use the
1. List all the registration system stakeholders. How is each group affected?2. Interviews can be time-consuming and expensive. What are your specific goals, and how would you justify a series of interviews?3. During the interviews, what types of questions will you use, and why? Develop at least
1. Based on the fact statements provided, summarize the maintenance department’s most important strengths, weaknesses, opportunities, and threats.2. Compared to a profit-making company, is it more difficult or less difficult for a government entity to develop a strategic plan or mission
1. Provide three sample questions to determine whether a project has technical feasibility.2. Provide three sample questions to determine whether a project has operational feasibility.3. Provide three sample questions to determine whether a project has economic feasibility.4. Provide three sample
What do Venn diagrams display, and why is the information valuable?
Search the Internet for a simple, user-friendly CASE tool that you would recommend for your school’s computer lab. Visit the vendor’s site and learn all you can about the product. Write a brief report that describes your experience.
The text mentions several firms and organizations that offer IT bench marking. Locate another bench marking firm on the Internet, and write a description of the services it offers.
What are the two ways of using a spreadsheet to calculate present value?
Would the formulas in questions 5 and 6 also apply to heavy equipment, such as a bulldozer? Why or why not?
Setup your own Facebook page to reflect your professional activities as a systems analyst. Remember that this is a business-oriented web presence, which should describe your career, not your personal life.
Perform research on the Web to learn more about RSS feeds. Then write a practical, step-by-step guide for users who want to set up RSS feeds at their workstations.
Use LinkedIn to find out more about systems analysis interest groups. If there is a local group in your area, consider attending one of their meetings and writing a report on the experience.
Explore the TCO calculator shown in Figure C-1 that Amazon.com provides for estimating value in migrating to the cloud using their AWS infrastructure for a hypothetical product. Comment on the usefulness of such a tool to the systems analyst.
Try out the Heroku cloud-based platform by developing and deploying a simple application of your choosing. Write a report comparing your experiences with this style of development versus a more traditional approach using tools such as Microsoft Visual Studio or Eclipse.
Go to the SEI’s website on System of Systems at http://www.sei.cmu.edu/sos/. Document the main differences for a system analyst working at this scale, and describe the role CASE tools could play across the SDLC to help the analyst function effectively in such a complex environment.
The invisible web can be used for criminal activity, since information about users and their actions in this environment is harder to uncover by law enforcement personnel. Do you think using the dark web should be made illegal, to address this phenomenon? Why or why not?
What are some of the advantages and disadvantages of cloud-based development environments like Heroku?
Visit the websites for Microsoft Visual Studio and Eclipse. If you could choose only one of these development environments, which one would you select, and why?
What new or additional skills should an analyst learn to effectively communicate in online meetings, such as those held using Cisco’s Web Ex or Citrix’s Go To Meeting?
Evaluate the collaborative support provided by the latest version of Microsoft Office. Suggest any improvements you feel would enhance group work, such as when multiple people are editing a Word document online.
Many people don’t back up their data until it’s too late. Once they go through a catastrophic loss of all their work, they tend to change their habits. What are some of the better ways to perform personal backups, such as cloud-based services?
Assume that your company uses a release methodology for its sales system. The current version is 5.5. Decide whether each of the following changes would justify a version 6.0 release, or be included in a version 5.6 update: (a) Add a new report, (b) add a Web interface, (c) add data validation
Create an online training module using one of the systems discussed in this chapter, such as udemy or lynda.com, on the topic of managing systems implementations.
Which system changeover method would you recommend for an air traffic control system upgrade? Explain your answer.
Suppose that you designed a tutorial to train a person in the use of specific software or hardware, such as a Web browser. What specific information would you want to know about the recipient of the training? How would that information affect the design of the training material?
Many large organizations have had their database system hacked and customer data stolen. How should the security for the database be different than security for the rest of the system? Does it make a difference for web-based data designs? If so, how?
Describe a primary key, candidate key, secondary key, foreign key, and a combination key. Use your imagination to provide an example of each key that is not in the textbook.
Visit the administrative office at your school or a local company. Ask to see examples of out screens. Analyze the design and appearance of each screen, and try to identify at least one possible improvement.
Select a specific type of horizontal application software to investigate. Visit local computer stores and use the Internet to determine what software packages are available. Describe the common features of those packages and the features that distinguish one product from another.
To what three different audiences might you have to give a presentation? How would the presentation differ for each? Which one would be the most challenging for you?
What is Panopto and why would you use it?
Perform research on the Internet to learn about trends in wireless networking, and typical costs involved in the installation of a wireless LAN.
Draw a context diagram and a diagram 0 DFD that represents the information system at a typical library.
What are some of the benefits and shortcomings of using CASE tools for process modeling activities?
Prepare a 10-minute talk explaining Web 2.0 and cloud computing to a college class. Using the text and your own Internet research, briefly describe the five most important points you will include in your presentation.
Visit the IT department at your school or a local company to learn about the network they use. Describe the network and draw a sketch of the configuration.
Examine the role wireless networks are having in the developing world. Why are some places bypassing LANs and physical cabling altogether and moving to a wireless system architecture? What are the advantages and disadvantages of this?
How is the proliferation of mobile devices that are locally powerful, use apps instead of full-fledged applications, and rely on wireless network connectivity changing system architecture design considerations?
Review Section 8.4.1 and the accompanying text about EHR usability. Research the current status of EHR usability, and describe all noteworthy developments.
Visit the IT department at your school or at a local business and determine how the organization uses database management systems. Describe your findings in a memo.
Define the term black box, and explain why it is an important concept in object-oriented analysis. Can you think of other black boxes that you use in everyday life?
Jesse wants a recommendation about creating an SCR help desk. She said that I can find lots of information about help desks on the Internet.At our meeting, Jesse asked me how SCR should manage the TIMS system in the future. I need to search the Internet to learn more about version control,

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