Questions and Answers of Modern Systems Analysis And Design

Match each of the key terms above to the definition that best fits it.Index____ A named, two-dimensional table of data. Each relation consists of a set of named columns and an arbitrary number of
Match each of the key terms above to the definition that best fits it.Indexed file organization____ A named, two-dimensional table of data. Each relation consists of a set of named columns and an
Match each of the key terms above to the definition that best fits it.Normalization____ A named, two-dimensional table of data. Each relation consists of a set of named columns and an arbitrary
What are the four parts of the BPP, and what are their purposes?
Assume you are put in charge of launching a new Website for a local nonprofit organization. What costs would you need to account for? Make a list of expected costs and benefits for the project. You
Assuming monetary benefits of an information system at $85,000 per year, one-time costs of $75,000, recurring costs of $35,000 per year, a discount rate of 12 percent, and a fiveyear time horizon,
Describe the difference between formal and informal systems.
What is the Nominal Group Technique? How is it beneficial to requirements determination?
List at least four types of information an analyst can locate in documents during the analysis phase.
Describe the contemporary methods for collection of systems requirements.
Describe the typical participants in a JAD.
Summarize the problems that arise with open-ended questions, and explain why closed-ended questions can be a suitable alternative. List the groundwork an interviewer has to do to frame close-ended
Imagine that your department needs to design a library information system, and your course instructor has asked you to determine the system requirements. Discuss with a partner which of the
Match each of the key terms above with the definition that best fits it.Entity type____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Identifier____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Multivalued attribute____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Optional attribute____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Overlap rule____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Partial specialization rule____A detailed model that captures the overall structure of organizational data and is independent
Match each of the key terms above with the definition that best fits it.Relationship____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Repeating group____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Required attribute____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Subtype____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Supertype____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Ternary relationship____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Total specialization rule____A detailed model that captures the overall structure of organizational data and is independent of
Match each of the key terms above with the definition that best fits it.Triggering operation (trigger)____A detailed model that captures the overall structure of organizational data and is
Match each of the key terms above with the definition that best fits it.Unary relationship____A detailed model that captures the overall structure of organizational data and is independent of any
Discuss why data modeling is necessary during the systems development process.
How is a data model employed when structuring system data requirements?
Describe the relationship between business rules and data models.
Why do systems analysts need to collect system data for conceptual data modeling?
How are relationships classified? Give an example of each.
What are the three most common degrees of relationships? How do entity types participate in the relationship?
Identify and explain the cardinality of relationships between two entity types, Employee and Project. Is it possible to fix a maximum cardinality?
When is an associative entity created? Why are there no relationship names on the lines between an associative entity and a strong entity?
What is the role of an entity-relationship diagram in data modeling?
State whether there is a one-to-one, one-to-many, or many-to-many relationship for the following pairs of related entities. Use the notation introduced in the text to draw a diagram for each of the
Consider the Is_married_to unary relationship in Figure 8-14c.a. Assume that we want to know the date on which a marriage occurred. Augment this E-R diagram to include a Date_married attribute.b.
Why are data flow diagrams important for the development of conceptual data modeling?
Consider Figure 8.20.a. Write a domain integrity rule for Balance.b. Write a triggering operation for the Balance attribute for the event of inserting a new.Figure 8.20 ACCOUNT Account
Discuss with a systems analyst the role of conceptual data modeling in the overall systems analysis and design of information systems at their company. How, and by whom, is conceptual data modeling
Interview a database designer and ask them to give you an example of an E-R diagram showing multiple relationships between entities. Which type of E-R diagram is easier to construct when compared to
Find and review related articles from the popular press and from the academic research literature on prototyping. Summarize the two articles and, based on your reading, prepare a list of arguments
Compare and contrast the traditional and contemporary methods for determining requirements in system analysis and design. List the situations where each method is suitable.Highlight some of the
Suppose you have to interview a systems analyst to collect information about designing a management information system for your institute. Prepare a checklist of the guidelines you will follow in the
In which situations can prototyping be applied? List the pros and cons of evolutionary prototyping and throwaway prototyping. Comment on the applicability of the prototyping method, and list the
Review academic literature on the Nominal Group Technique. Pick a research paper and find out which situation this technique was used for and whether there were any limitations to the technique. Note
Visit the library of your institute and read different case studies on an observation method similar to the case in the box “Lost Soft Drink Sales” in this chapter. Prepare a report summarizing
Find an organization that uses the planning game approach (Figure 6-10) to deal with requirements and specifications. What are the different phases they follow in the planning game? What role do the
Suppose you want to open a coffee shop chain and require an information system for managing the sales. Organize a JAD session in your class. You are the user, your course teacher is the systems
Search the Internet to get information on how organizations are using disruptive technologies to change the conventional rules of the business. Explain using an example.
With the help of other students or your instructor, contact someone in an organization who conducts JAD sessions. Interview the different participants of JAD sessions and find out what role each of
Match each of the key terms above with the definition that best fits it.Activity____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to
Match each of the key terms above with the definition that best fits it.Event____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to
Match each of the key terms above with the definition that best fits it.Flow____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to encapsulate
Match each of the key terms above with the definition that best fits it.Gateway____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to
Match each of the key terms above with the definition that best fits it.Pool____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to encapsulate
Match each of the key terms above with the definition that best fits it.Swimlane____ A way to visually encapsulate a process.____ A trigger that initiates the start of a process.____ A way to
Match each of the key terms above with the definition that best fits it.Associative entity____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Attribute____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Binary relationship____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Business rules____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Candidate key____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Cardinality____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Composite attribute____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Conceptual data model____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Degree____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Derived attribute____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Disjoint rule____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Domain____A detailed model that captures the overall structure of organizational data and is independent of any database
Match each of the key terms above with the definition that best fits it.Entity instance____A detailed model that captures the overall structure of organizational data and is independent of any
Match each of the key terms above with the definition that best fits it.Entity-relationship data model (E-R model)____A detailed model that captures the overall structure of organizational data and
Match each of the key terms above with the definition that best fits it.Entity-relationship diagram (E-R diagram)____A detailed model that captures the overall structure of organizational data and is
Discuss why systems analysts need to understand the project management process in today’s business environment.
In which phase of project planning is COCOMO applied, and why? Discuss the importance of this phase in project planning.
Discuss the role of the project scope statement and baseline project plan in the project planning phase.
Describe the different time estimates in PERT, and how the expected time can be calculated with them.
Define the following terms:a. Functional decompositionb. Incremental commitmentc. Corporate strategic planningd. Information systems planning
Describe what is meant by the planning-based approach, and how organizations benefit from this approach.
Discuss different decision outcomes that can emerge from the project selection decision process.
What are the advantages and disadvantages of the bottom up planning approach?
Describe the type of information that must be collected to represent current information system situations.
Name three business organizations that attempt to achieve their missions and objectives through the product differentiation competitive strategy.
Why do you think value chain analysis is considered an important project evaluation method for assessing information systems development projects? To execute value chain analysis properly, what
Select an organization that has a well-defined mission statement. Construct objective statements for that organization, and make sure that the statements either quantitative or qualitative goals
Describe the different factors needed for improved information system project identification and selection.
Why do you think that parallel activities between corporate strategic planning and information systems planning should be established?
Take a look at your institute’s mission statement and objectives. You can go to its Website and download latest strategic plan document. Alternatively, stop by your institute’s office for
Interview a senior executive in a business organization. The chosen business organization could be quite big or relatively small. Do they follow the process of identifying and selecting an IS
Match each of the key terms above with the definition that best fits it.Economic feasibility____ Questions in interviews that ask those responding to choose from among a set of specified
Match each of the key terms above with the definition that best fits it.Intangible benefit____ Questions in interviews that ask those responding to choose from among a set of specified responses.____
Match each of the key terms above with the definition that best fits it.Intangible cost____ Questions in interviews that ask those responding to choose from among a set of specified responses.____
Match each of the key terms above with the definition that best fits it.Legal and contractual feasibility____ Questions in interviews that ask those responding to choose from among a set of specified
Match each of the key terms above with the definition that best fits it.One-time cost____ Questions in interviews that ask those responding to choose from among a set of specified responses.____
Match each of the key terms above with the definition that best fits it.Operational feasibility____ Questions in interviews that ask those responding to choose from among a set of specified
Match each of the key terms above with the definition that best fits it.Political feasibility____ Questions in interviews that ask those responding to choose from among a set of specified
Match each of the key terms above with the definition that best fits it.Present value____ Questions in interviews that ask those responding to choose from among a set of specified responses.____
Match each of the key terms above with the definition that best fits it.Project Scope Statement (PSS)____ Questions in interviews that ask those responding to choose from among a set of specified
Match each of the key terms above with the definition that best fits it.Recurring cost____ Questions in interviews that ask those responding to choose from among a set of specified responses.____

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