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computer science
systems analysis design

Questions and Answers of Systems Analysis Design

Answer these questions in light of HIPPA requirements:Does HIPAA apply to the RTGM system? Why or why not?How should the system ensure data security during transmission between a patient’s mobile
What models are developed during each design activity?
Examine the privacy policy (or privacy section of the user agreement) for a would online service provider such as Gmail, eBay, or Facebook. What are the implications of the privacy guarantees for
On a project that uses iterations to develop the system, in which iteration does systems design begin? Explain why.
Look on the Web site you use to access your bank account(s). What kinds of security and controls are integrated into the system?
What are the key elements of the environment described during design activities?
List at least three examples of application components.
Why is the singular form of the term user interface usually a misnomer?
Designing security and controls impacts the design of which other elements?
Compare and contrast integrity controls and security controls. Why isn’t there a separate activity to design them?
List and briefly describe the three elements of the fraud triangle. Over which element can a system designer exercise the greatest control?
Briefly define or describe authentication, access control lists, and authorization.
What is the difference between HTTPS and HTTP?
What is a server? Do all organizations with information systems own servers? Why or why not?
Investigate the technical and application architecture of a large-scale digital content provider such as iTunes or Google Play services. Update the architectural diagrams in the first half of the
1. Draw a network diagram that summarizes the systems described above; devices used by administrators, staff, instructors, and students; and the network connections among them. Assume that the
The Community Board of Realtors Multiple Listing Service is a small system with limited requirements. In Chapter 3, you identified a complete list of use cases. Using the results from your earlier
Explain the difference between a use case and a scenario. Give a specific example of a use case with a few possible scenarios.
Develop an SSD based on the narrative and your activity diagram for problem 1.
1. Based on this description, develop the following for the use case Request a package pickup and for the Web customer scenario:i. A fully developed use case descriptionii. An activity diagramiii. An
Which part of a use case description can also be modeled by using an activity diagram?
Given the following list of classes and associations for the previous car insurance system, list the preconditions and postconditions for the use case Add a new vehicle to an existing policy.
The Spring Breaks 'R' Us Travel Service system has many use cases and domain classes, which you identified in Chapters 3 and 4. Review the domain model class diagram to get a feel for the complexity
What two UML diagrams are used to model domain classes?
What are the models that describe use cases in more detail?
1. For the use case Add agent to real estate office, write a fully developed use case description. Also, develop an activity diagram and draw an SSD. Review the case materials in previous chapters
What is the purpose of a guard-condition?
What is meant by the term path?
What UML diagram is used to show the states and transitions for an object?
When considering requirements, states and state transitions are important for understanding which other diagram?
What is a state transition?
What is an object state?
Compare/contrast aggregation with composition for a whole part relationship.
What is a whole-part relationship, and why does it show multiplicity?
Compare/contrast superclass and subclass. Compare/contrasts abstract class and concrete class.
What is a generalization/specialization relationship, and what object-oriented terms does it illustrate?
In UML, what are three types of relationships found on a class diagram?
What is an association class? Extend the domain model class diagram for teams and players about to show a record of game statistics for each player in each game.
Draw a simple domain model class diagram for the example in question #23 where a team has zero or more players and each player is on one and only one team.Data from in question 23Sketch a simple ERD
List appropriate UML attribute names for the following attributes: student name, course grade, major name, and final exam quantity score.
List appropriate UML class names by using the camelback notation for the following classes: graduate student, undergraduate major, course instructor, and final exam feedback.
What does a domain model class diagram show about system requirements, and how is it different from an ERD?
What is a class, a domain class, and the key parts of a class diagram?
Sketch a semantic net that shows two teams and five players based on your ERD.
Sketch a simple ERD that shows a team has zero or more players and each player is on one and only one team.
What are the three key parts of an entity relationship diagram (ERD)?
What are the three types of associations, and which is the most commonly used?
What are some examples of multiplicity constraints?
What is the maximum multiplicity for the association that reads an order is placed by exactly one customer?
What is the minimum multiplicity for the association that reads a customer places zero or more orders?
What is multiplicity, and what is the other term used by traditional analysts and database analysts?
What is an association class? Why is an association class used for modeling?
What is the term used for association by traditional analysts and database analysts?
Based on the following description of a shipment made by Union Parcel Shipments, identify all the states and exit transitions and then develop a state machine diagram.
How would you describe or name the association between a ship and a captain?
Again based on the complete RMO CSMS domain model class diagram shown in Figure 4-25, draw a domain model class diagram for the CSMS Order Fulfillment subsystem.
What is an association, and what system development standard defines it?
Refer to the complete RMO CSMS domain model class diagram shown in Figure 4-25. Based on that model and on the discussion of subsystems in Chapter 3, draw a domain model class diagram for the CSMS
Consider the domain model class diagram for the RMO CSMS Sales subsystem shown in Figure 4-23. If an InStoreSale is created, how many attributes does it have? If an OnlineSale is created, how many
Again consider the domain model class diagram shown in Figure 4-23. How many attributes does an active cart object have? Can an on-reserve cart contain cart items? Explain.
What is an attribute, an identifier or key, and a compound attribute?
Consider the classes involved when modeling a car and all its parts. Draw a domain model class diagram that shows the whole-part relationships involved, including multiplicity. Which type of
What are the main steps of the noun technique?
Explain why identifying nouns helps identify things in the problem domain?
What are the main steps of the brainstorming technique?
In the running case of RMO, assume that you have set up an interview with the manager of the shipping department. Your objective is to determine how shipping works and what the information
Draw a class diagram for the cars and owners described in exercise 1, but include subclasses for a sports car, sedan, and minivan with appropriate attributes.
If the domain model class diagram you drew in exercise 4 showed a many-to-many association between faculty member and course section, a further look at the association might reveal the need to store
Consider a system that needs to store information about computers in a computer lab at a university, such as the features and location of each computer. What are the domain classes that might be
What are some roles played by people in the problem domain of a restaurant?
What are some sites or locations in the problem domain of a restaurant?
What are some examples of tangible things in the problem domain of a restaurant?
What are two techniques for identifying things in the problem domain?
Refer to the RMO CSMS Reporting subsystem shown in Figure 3-10. These reports were identified by asking users about temporal events, meaning points in time that require the system to produce
Refer to the RMO CSMS Marketing subsystem shown in Figure 3-10. Draw a use case diagram that shows all actors and all use cases. Use a drawing tool such as Microsoft Visio if it is available. Use
Consider the situation where a student organization is exploring its requirements for a system that manages its membership and finances. Based on what you know about student organizations, write user
What are the five activities of systems analysis, and which activity is discussed beginning with this chapter?
Who are the stakeholders for the issues related to real estate in your community, and what are their main interests?What types of information does the board collect and make available to its members
Again consider the domain model class diagram shown in Figure 4-16. Add the following to the diagram and list any assumptions you had to make: A faculty member usually teaches many course sections,
What is a “thing” called in newer approaches that use UML?
1. Based on the information here, draw a domain model class diagram for the MLS system. Be sure to consider what information needs to be included versus information that is not in the problem domain.
1. Draw a UML domain model class diagram for the system as described here. Be as specific and accurate as possible, given the information provided. If needed information is not given, make realistic
What are the two key concepts one from Chapter 3 and one from this chapter that defines functional requirements?
What is the «includes» relationship between two use cases?
Why might a systems analyst draw many different use case diagrams when reviewing use cases with end users?
How many actors can be related to a use case on a use case diagram?
What is the automation boundary on a use case diagram, and how is it represented?
What is another name for “actor” in UML, and how is it represented on a use case diagram?
What is the purpose of UML use case diagrams?
What is a brief use case description?
What are three examples of events that are system controls in a typical information system that should not be included as a use case because of the perfect technology assumption?
What is the perfect technology assumption?
What are system controls, and why are they not considered part of the users’ functional requirements?
Define a temporal event and then give an example that applies to a checking account system.
Define an external event and then give an example that applies to a checking account system.
Again for the Order Fulfillment subsystem, draw a use case diagram showing just the use cases for the Shipping Department in preparation for a meeting with them about the system requirements. Use a
Refer to the RMO CSMS Order Fulfillment subsystem shown in Figure. Draw a use case diagram that shows all actors and all use cases. Use a drawing tool such as Microsoft Visio if it is available.
Explain how the event decomposition technique helps identify use cases at the right level of analysis.
Visit a restaurant or the college food service to talk to a server (or talk with a friend who is a food server). Ask about the external events and temporal events, as you did in exercise 8. What are
Why is the event decomposition technique considered more comprehensive than the user goal technique?

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