Modern Systems Analysis And Design 8th Edition Joseph Valacich, Joey George - Solutions

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What is eXtreme Programming?
What is RUP?
Which part of the SDLC is called the heart of the system development process?
In object-oriented analysis and design, two important terms are “object” and “inheritance.” What do they refer to?
Describe the advantages of pair programming over traditional coding practice.
Business and systems have become more sophisticated and more complex, and there has been an increasing emphasis on speed in systems analysis and design. What is your opinion on this? Why might speed be such an important aspect of systems development?
Methodology, techniques, and tools form a relationship and work together to create an organizational approach to systems analysis and design. How does this relationship work? What do the three terms mean, what do they include, and how are they related to each other?
What are the similarities and differences between Microsoft’s Security Development Lifecycle (SDL) and the SDLC? Do you think that the SDLC could be improved using some of the features of the SDL, and if so, which ones and why?
The proponents of agile methodologies claim that the traditional SDLC suffers from a lack of predictability, or rather that development according to SDLC tries to predict a system’s needs. How do agile methodologies approach this problem?
RUP has four phases. How do these relate—if at all—to the steps in the SDLC?
Tax authorities are usually highly dependent on information systems. Take a look at the Website of your country’s tax authority. What kind of functionality does their information systems seem to have? Make a list of the various functions you find, such as nline declaration of income.
Locate job ads relating to the IT field. Try to figure out which ones relate to the various phases of the SDLC. Is there a particularly large number of work opportunities relating to a certain phase of the SDLC?
Look at the ads again. Do these ads have some things in common, either in terms of job descriptions or in how the ads are written? Judging from the job ads alone, is there a certain place where you would prefer to work?
MetaCase’s MetaEdit+ and IBM’s Rational Rose are two CASE tools that are commonly referred to. Oracle Designer and Microsoft Visual Studio are also CASE tools, but they are limited to—and aimed at—their programming languages. See if you can find an organization that works with one of
The major sources for IT-related news are the media published by the International Data Group (IDG). During your course on systems analysis and design, follow some of IDG’s magazines or newsletters. Make a portfolio of feature articles you find especially interesting. Try to look for news items
An organization that deals with a large amount of data wants to implement a database management system (DBMS) to properly store and manage it. This organization has shortlisted Oracle, MySQL, and Microsoft SQL Server as the top DBMS tools available in the market. List the features provided by these
Search the Internet for reasons for outsourcing other than those listed in this chapter. Explain each of these reasons.
Research how cloud computing can be used as a PaaS.
List the various development specializations and provide an example from the leading software firms for each.
What are enterprise resource planning systems? How do they differ from traditional approaches? Identify three enterprise resource planning system vendors.
Why would an analyst need to have an awareness of outsourcing as an alternative to handling IT services in-house?
Briefly explain why systems development is more difficult now than it was in the past.
Match each of the key terms above with the definition that best fits it.Cloud computing____The practice of turning over responsibility for some or all of an organization’s information systems applications and operations to an outside firm.____A system that integrates individual traditional
Match each of the key terms above with the definition that best fits it.Request for proposal (RFP)____The practice of turning over responsibility for some or all of an organization’s information systems applications and operations to an outside firm.____A system that integrates individual
What is outsourcing? Identify two outsourcing arrangements. Identify two reasons for outsourcing.
List the six sources of software used by organizations.
Match each of the key terms above with the definition that best fits it.COCOMO____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Deliverable____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Critical path scheduling____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing
Match each of the key terms above with the definition that best fits it.Critical path____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Feasibility study____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Gantt chart____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Network diagram____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.PERT (Program Evaluation Review Technique)____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning,
Match each of the key terms above with the definition that best fits it.Project____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project charter____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project closedown____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project execution____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project initiation____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down
Match each of the key terms above with the definition that best fits it.Project management____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down
Match each of the key terms above with the definition that best fits it.Project manager____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project planning____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Project workbook____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Resources____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Slack time____ A systems analyst with a diverse set of skills management, leadership, technical, conflict management, and customer relationship—who is responsible for initiating, planning, executing, and closing down a
Match each of the key terms above with the definition that best fits it.Affinity clustering____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Bottom-up planning____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Competitive strategy____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Corporate strategic planning____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Electronic commerce (EC)____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Incremental commitment____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Information systems planning (ISP)____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP
Match each of the key terms above with the definition that best fits it.Internet____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that identifies and
Match each of the key terms above with the definition that best fits it.Internet-of-Things (IoT)____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Mission statement____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that identifies
Match each of the key terms above with the definition that best fits it.Objective statements____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
Match each of the key terms above with the definition that best fits it.Top-down planning____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that identifies
Match each of the key terms above with the definition that best fits it.Value chain analysis____ An orderly means of assessing the information needs of an organization and defining the systems, databases, and technologiesthat will best satisfy those needs.____ A generic ISP methodology that
What initial questions must be answered for an analyst to build an initial prototype of a system output?
What other or additional information should be collected on a System Service Request (see Figure 14-2) for maintenance?Figure 14-2 Pine Valley Furniture System Service Request REQUESTED BY Juanita Lopez DEPARTMENT LOCATION CONTACT TYPE OF REQUEST DATE November 5, 2017 URGENCY [ X ] New
What type of labeling can you use in a table or list to improve its usability?
What are structured walk-throughs for code? What is their purpose? How are they conducted? How are they different from code inspections?
Your university or school probably has some form of microcomputer center or help desk for students. What functions does this center perform? How do these functions compare to those outlined in this chapter?
Suppose you were responsible for organizing the user documentation for Hoosier Burger’s inventory control system (described in previous chapters). Write an outline that shows the documentation you would suggest be created, and generate the table of contents or outline for each element of this
What types of security policies and procedures does your university have in place for campus information systems?
Interview someone you know or have access to who works for a medium to large organization. Ask for details on a specific instance of organizational change: What changed? How did it happen? Was it well planned or ad hoc? How were people in the organization affected? How easy was it for employees to
Reexamine the data you collected in the interview in Field Exercise 1. This time, analyze the data from a political perspective. How well does the political model explain how the organization dealt with change? Explain why the political model does or does not fit.Field Exercise 1Interview someone
Ask a systems analyst you know or have access to about implementation. Ask what the analyst believes is necessary for a successful implementation.
Prepare a research report on successful and unsuccessful information system implementations. After you have found information on two or three examples of both successful and unsuccessful system implementations, try to find similarities and differences among the examples of each type of
Talk with people you know who use computers in their work. Ask them to get copies of the user documentation they rely on for the systems they use at work. Analyze the documentation. Would you consider it good or bad? Support your answer. Whether good or bad, how might you improve it?
Volunteer to work for a shift at a help desk at your school’s computer center. Keep a journal of your experiences. What kind of users did you have to deal with? What kinds of questions did you get? Do you think help desk work is easy or hard? What skills are needed by someone in this position?
Let’s say your professor has asked you to help him or her train a new secretary on how to prepare class notes for electronic distribution to class members. Your professor uses word-processing software and an e-mail package to prepare and distribute the notes. Assume the secretary knows nothing
Contrast the following terms:a. Adaptive maintenance, corrective maintenance, perfective maintenance, preventive maintenance.b. Baseline modules, build routines, system librarianc. Maintenance, maintainability
List the steps in the maintenance process and contrast them with the phases of the SDLC.
What are the different types of maintenance and how do they differ?
Describe the factors that influence the cost of maintenance. Are any factors more important than others? Why?
Maintenance has been presented as both the final stage of the SDLC (see Figure 14-1) and as a process similar to the SDLC (see Figure 14-3). Why does it make sense to talk about maintenance in both of these ways? Do you see a conflict in looking at maintenance in both ways?Figure 14-3
Describe three ways for organizing maintenance personnel and contrast the advantages and disadvantages of each approach.
What types of measurements must be taken to gain an understanding of the effectiveness of maintenance? Why is tracking mean time between failures an important measurement?
According to Figure 14-4, corrective maintenance is by far the most frequent form of maintenance. What can you do as a systems analyst to reduce this form of maintenance?Figure 14-4 Maintenance Type Corrective-adds no value Preventive Perfective Adaptive
What managerial issues can be better understood by measuring maintenance effectiveness?
Describe the process for controlling maintenance requests. Should all requests be handled in the same way or are there situations when you should be able to circumvent the process? If so, when and why?
What is meant by configuration management? Why do you think organizations have adopted the approach of using a systems librarian?
How are automated tools used in the maintenance of information systems?
What is the difference between reverse engineering and reengineering tools?
What are some special maintenance issues and procedures that are especially relevant for websites?
In what ways is a request to change an information system handled differently from a request for a new information system?
Study an information systems department with which you are familiar or to which you have access. How does this department organize for maintenance? Has this department adopted one of the three approaches outlined in Table 14-2 or does it use some other approach? Talk with a senior manager in this
Briefly discuss how a systems analyst can manage each of the six cost elements of maintenance described.
Suppose you were a system librarian. Using entity relationship diagramming notation, describe the database you would need to keep track of the information necessary in your job. Consider operational, managerial, and planning aspects of the job.
Software configuration management is similar to configuration management in any engineering environment. For example, the product design engineers for a refrigerator need to coordinate dynamic changes in compressors, power supplies, electronic controls, interior features, and exterior designs as
In the section on PVF’s WebStore, it is mentioned that Jim Woo will prepare a list of ISP Web-hosting services. Prepare such a list for website maintenance. Contrast the responsibilities of the ISP with those of PVF.
Study an information systems department with which you are familiar or to which you have access. How does this department measure the effectiveness of systems maintenance? What specific metrics are used and how are these metrics used to effect changes in maintenance practices? If there is a history
With the help of other students or your instructor, contact a system librarian in an organization. What is this person’s job description? What tools does this person use to help him or her in the job? To whom does this person report? What previous jobs did this person hold, and to what job does
Interview the Webmaster at a company where you work or where you have a contact. Investigate the procedures followed to maintain this website. Document these procedures. What differences or enhancements did you find, compared with the special website maintenance issues and procedures listed in this
Consider the E-R diagram of Figure 9-21.a. Transform this E-R diagram into a set of 3NF relations.b. State and justify all referential integrity rules for the 3NF relations you created in Problem and Exercise 9-45a.Figure 9-21 VENDOR Vendor_ID Address ++ PRICE QUOTE Quote
Find a systems analyst or database administrator within a company that uses a database management system to organize the company’s corporate data. Ask this person to describe how he or she uses normalization and which level of normal form is used for each database table. Are all tables in third
Transform the E-R diagram of Figure 8-23 into a set of 3NF relations. Make up a primary key where needed and one or more nonkey attributes for each entity.Figure 8-23 TOOL ++ Used_on PROJECT Project ID * TASK Task_ID Time {Skill} Includes Works_on Done_at ++ EMPLOYEE Employee_ID CITY
Suppose you were responsible for establishing a help desk for users of Hoosier Burger’s inventory control system (described in previous chapters). Which support system elements would you create to help users be effective? Why?
Suppose you were responsible for establishing a training program for users of Hoosier Burger’s inventory control system (described in previous chapters). Which forms of training would you use? Why?

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Modern Systems Analysis And Design 8th Edition Joseph Valacich, Joey George - Solutions

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