Chapter 4 – Requirements Modeling MULTIPLE CHOICE 1. The ____ phase phase of the SDLC includes includes four main main activities: requirements modeling, modeling, data and process modeling, object modeling, and consideration of development strategies. a. systems planning c. systems design b. systems analysis d. systems implementation 2. One of the main activities activities in the systems analysis analysis phase is ____ modeling, which involves fact-finding to describe the current system and identification requirements for the new system. a. objective c. goal-based b. requirements d. user-based 3. ____ enable a systems systems analyst analyst to identify a problem, evaluate the key elements, elements, and develop a useful solution. a. Analytical skills c. Interpersonal skills b. Artistic skills d. Confrontational skills 4. Greater user involvement involvement in the system development development process usually usually results in ____. a. poorer communication communication c. slower development times b. more satisfied users d. both b and c 5. ____ are especially important to a systems analyst analyst who must must work with people people at all organizational organizational levels, balance conflicting needs of users, and communicate effectively. a. Analytical skills c. Interpersonal skills b. Artistic skills d. Confrontational skills 6. RAD relies heavily on ____. a. prototyping b. user involvement
c. agile methods d. both a and b
7. The primary primary advantage advantage of RAD is that ____. ____. a. systems can be developed developed more quickly quickly with significant cost savings savings b. the company’s strategic business needs are emphasized and the mechanics of the system are not stressed c. the decelerated time time cycle allows more more time to develop quality, consistency, consistency, and design standards d. all of the above 8. In a(n) ____, ____, team members members prepare to lunge at each each other to achieve their objectives. a. dodge c. scrum b. resequencing d. adaptation 9. Using a(n) ____, an analyst can show show business functions and break break them down down into lower-level functions and processes. a. UML c. FDD
b. TCO
d. REJ
10. A(n) ____ is a top-down top-down representation representation of a function or a process. a. UML c. FDD b. TCO d. REJ 11. The ____ is a widely used method of visualizing visualizing and documenting software systems systems design. a. UML c. FDD b. TCO d. REJ 12. A(n) ____ is is a UML technique technique that visually visually represents the interaction between users and an information system. a. TCO c. use case diagram b. data schematic d. user-based flowchart 13. In a use case diagram, diagram, the user becomes becomes a(n) ____, with a specific specific role that describes describes how he or she interacts with a system. a. agent c. interlocutor b. actor d. master 14. A(n) ____ diagram diagram shows the the timing of of interactions between between objects as they occur. a. timing c. orientation b. ordering d. sequence 15. All of the the following are categories of of system requirements EXCEPT EXCEPT ____. a. outputs c. performance b. dynamics d. controls 16. ____ is a typical example of a system requirement for the output category. a. Manufacturing employees must swipe swipe their ID cards into data collection terminals that record labor costs b. The contact management management system system must must generate a daily reminder reminder list for all sales sales reps c. The student records system system must must allow record access by either the student student name or the student number d. The system system must support 25 users simultaneously simultaneously 17. ____ is a typical example of a system requirement for the input category. a. As a final step in year-end year-end processing, the payroll system must must update employee employee salaries, salaries, bonuses, and benefits b. Response time must not exceed four seconds c. The system must provide provide log-on security at the operating system level level and at the the application level d. Student grades must be entered on machine-scannable forms prepared by the instructor 18. ____ is a typical example of a system requirement for the the process category. a. The Web site site must report online online volume volume statistics every four hours hours and hourly hourly during peak periods b. The system must be operated seven days a week, week, 365 days days a year year
c.
The video rental rental system must not not execute new new rental transactions transactions for customers who who have overdue tapes d. All transactions must have audit trails 19. ____ is a typical example of a system requirement for the performance performance category. a. The purchasing system must provide provide suppliers suppliers with with up-to-date specifications b. Each input form must must include date, time, product code, customer number, number, and quantity quantity c. The manager of the sales department must approve orders that exceed a customer’s credit limit d. The student records system system must must produce class lists within within five hours after the end of registration 20. ____ is a typical example of a system requirement for the control category. a. The customer analysis system system must must produce a quarterly report that identifies changes changes in ordering patterns b. The system must must maintain separate separate levels of security for users and the system administrator administrator c. The data entry entry screens must be uniform, except for background color, color, which can be changed changed by the user d. The warehouse distribution system must must analyze daily orders and create a routing routing pattern for delivery trucks 21. To evaluate ____, ____, a systems analyst needs information about about projected future future volume for all outputs, inputs, and processes. a. scalability c. compatibility b. reliability d. applicability 22. The term ____ refers to a system’s ability to handle increased business volume and transactions in the future. a. scalability c. compatibility b. reliability d. applicability 23. In addition to direct costs, systems developers developers must identify identify and document document indirect expenses expenses that contribute to the ____. a. TCO c. FDD b. REJ d. UML 24. Microsoft has developed a method for measuring a system’s total costs and benefits, called ____, which is a framework to help IT professionals analyze and optimize IT investments. a. TCO c. FDD b. REJ d. UML 25. In a(n) ____ structure, structure, which usually usually is based on interpersonal relationships, some some people have have more influence or knowledge than appears on an organization chart. a. spontaneous c. informal b. unstructured d. open-ended 26. In an interview, ____ ____ encourage encourage spontaneous spontaneous and unstructured responses. a. open-ended questions c. leading questions
b. closed-ended questions
d. range-of-response questions
27. In an interview, ____ ____ limit limit or restrict the response. a. open-ended questions c. leading questions b. closed-ended questions d. range-of-response questions 28. In an interview, interview, ____ are questions questions that ask a person to evaluate something something by providing limited limited answers to specific responses or on a numeric scale. a. open-ended questions c. leading questions b. closed-ended questions d. range-of-response questions 29. Supporters of neutral locations locations for interviews believe believe that it ____. a. makes the interviewee interviewee feel comfortable during the meeting meeting b. gives the interviewee easy access to supporting supporting material that might be needed c. keeps interruptions interruptions to to a minimum minimum so people can concentrate concentrate fully d. all of the above 30. If an interviewee gives gives only short or incomplete incomplete responses to open-ended open-ended questions, questions, a systems systems analyst should do all of the following EXCEPT ____. a. switch to closed-ended questions b. give the interviewee interviewee easy access to supporting supporting material material that might might be needed needed c. try rephrasing rephrasing open-ended open-ended questions questions into those types types of of questions questions d. switch to questions with a range range of responses
31. In projects where it is desirable desirable to obtain input from a large number of people, a(n) ____, ____, such as that shown in the accompanying figure, can be a valuable tool. a. interview c. sample b. questionnaire d. research report 32. A typical questionnaire, questionnaire, such as that shown in the accompanying accompanying figure, starts with a heading, heading, which includes ____. a. a brief statement of purpose
b. the name name and telephone number of the contact person person c. the deadline deadline date for completion completion and how and where to return the form d. all of the above 33. When preparing a representative sample sample from a list list of 200 customers customers who complained about errors in their statements, a ____ might select every tenth customer for review. a. systematic sample c. random sample b. stratified sample d. comprehensive sample 34. When studying an information system, system, examples examples of actual documents documents should be collected using using a process called ____. a. stratification c. indexing b. randomization d. sampling 35. When preparing a representative sample sample from a list list of 200 customers customers who complained about errors in their statements, a ____ could ensure the sample is balanced geographically by selecting five customers from each of four zip codes. a. systematic sample c. random sample b. stratified sample d. comprehensive sample 36. When preparing a representative sample sample from a list list of 200 customers customers who complained about errors in their statements, a ____ might select any 20 customers. a. systematic sample c. random sample b. stratified sample d. comprehensive sample 37. A common tool for for showing the distribution distribution of a questionnaire questionnaire or sampling results is a vertical bar bar chart called a(n) ____. a. flowchart c. agile method b. histogram d. Venn diagram 38. Some ____, which which are enormously enormously popular handheld handheld computers, can can accept handwritten handwritten input, while while others have small keyboards. a. PIMs c. PDAs b. laptops d. Visios 39. A(n) ____, such as Microsoft Outlook Outlook or Lotus Lotus Organizer, can help manage meetings, meetings, interviews, appointments, and deadlines and provide a personal calendar and a to-do list, with priorities and the capability to check off completed items. a. PIM c. PDA b. laptop d. Visio 40. Wireless capability capability allows all of the following EXCEPT ____. ____. a. Web access c. random sampling b. synchronization with desktop computers d. e-mail
MULTIPLE RESPONSE
Modified Multiple Choice 1. Compared with traditional methods, when properly used, JAD can result result in ____. ____. a. less expense and greater manageability if the group is too large b. more accurate statement of system requirements c. better understanding of common goals d. stronger commitment commitment to the success of of the new system system 2. When preparing a checklist of specific specific tasks to observe and questions questions to ask, ask, a systems analyst should consider ____. a. asking sufficient sufficient questions to ensure a complete understanding understanding of the present present system operation b. observing all steps steps in a transaction and noting noting the documents, documents, inputs, inputs, outputs, and processes involved c. talking to the people who receive current reports to see whether whether the reports reports are complete, complete, timely, accurate, and in a useful form d. examining each form, record, and report 3. When designing a questionnaire all of the following following are ideas to keep in mind mind ____. a. providing clear instructions instructions that will will answer answer all anticipated questions b. arranging questions in a logical order c. trying to lead the response or use questions questions that give give clues to to expected answers answers d. phrasing all questions to avoid misunderstandings, misunderstandings, and use simple simple terms and wording 4. When recording facts, a systems systems analyst should document document the work by ____. a. recording information as soon as it is obtained obtained b. recording findings findings in such a way way that they they can be understood by someone else else c. organizing documentation so related material is located easily d. using the most complex recording method possible 5. When recording and documenting information, ____ ____ can create reports, summaries, summaries, tables, and forms. a. Microsoft Word c. Corel WordPerfect b. Microsoft Outlook d. OpenOffice.orgWriter
