SADCW-ed Chapter 01

SADCW-6ed Chapter 01: From Beginning to End: An Overview of Systems Analysis and Design TRUE/FALSE 1. An information system often includes the software, the database, and the related manual processes. ANS: T

PTS: 1

REF: p4

2. Systems analysis is sometimes referred to as “understanding and specification.” ANS: T

PTS: 1

REF: p5

3. Systems design consists of activities to describe the solution to the problem. ANS: T

PTS: 1

REF: p5

4. A systems development project is always a formal activity with a beginning and an end. ANS: F

PTS: 1

REF: p5

5. The SDLC means the Systems Design Life Cycle. ANS: F

PTS: 1

REF: p6

6. Agile refers to the flexibility that programmers have in taking on various assignments. ANS: F

PTS: 1

REF: p6

7. Iterative development is the same as Agile development. ANS: F

PTS: 1

REF: p6, p8

8. In iterative development the system is grown organically. ANS: T

PTS: 1

REF: p8

9. The first core process is to plan the project. ANS: F

PTS: 1

REF: p8

10. In iterative development, an iteration usually lasts about six weeks. . ANS: F

PTS: 1

REF: p8

11. The System Vision Document is usually developed before the project actually begins. ANS: T

PTS: 1

REF: p10

12. The project plan is required to get the project approved. ANS: F

PTS: 1

REF: p11

13. A Work Breakdown Structure is the first step in building a project schedule. ANS: T

PTS: 1

REF: p12

14. During analysis activities the project team build two types of diagrams: Use Case diagram and Package diagram. ANS: F

PTS: 1

REF: p15-16

15. The purpose of a workflow diagram is to document the internal steps of a use case. ANS: T

PTS: 1

REF: p17

16. The ovals in a workflow diagram represent tasks. ANS: T

PTS: 1

REF: p17

17. The database is designed using information from the class diagram. ANS: T

PTS: 1

REF: p20

18. All the classes in the Design Class Diagram are used to define the database tables. ANS: F

PTS: 1

REF: p22

19. A package diagram is useful to document the various subsystems in a system. ANS: T

PTS: 1

REF: p22-23

20. Usually the final step in a given iteration is to deploy part of the system. ANS: F

PTS: 1

REF: p25

21. One approach to the SDLC can be described using five core processes. ANS: F

PTS: 1

REF: p6

22. An iteration normally only includes three or four of the core processes. ANS: F

PTS: 1

REF: p8

23. Sometimes the activities within Core Process one are completed before the actual project starts. ANS: T

PTS: 1

REF: p9-10

MULTIPLE CHOICE 1. An information system consists of a. software, database, and manual processes c. software, hardware, and database b. software, hardware, and network d. applications, screens, and database ANS: A

PTS: 1

REF: p4

2. A person that functions as an architect to plan, capture the vision, and understand the needs for a new system is often called a ____________________. a. programmer analyst c. systems analyst b. software engineer d. software developer ANS: C

PTS: 1

REF: p5

3. Those activities that enable a person to describe in the detail the system that solves the need is called __________________. a. architectural design c. systems analysis b. systems design d. high-level design ANS: B

PTS: 1

4. SDLC stands for what? a. Software Design Life Cycle b. Systems Design Life Cycle ANS: D

PTS: 1

REF: p5 c. Software Development Life Cycle d. Systems Development Life Cycle REF: p6

5. An information system development process that emphasizes flexibility to embrace change is called _____________________. a. Iterative project planning c. Iterative development b. Adaptive development projects d. Agile development ANS: D

PTS: 1

REF: p6

6. When a system is partitioned into pieces, each piece is referred to as a _________________. a. application c. subsystem b. package d. program ANS: C

PTS: 1

REF: 911

7. Two important goals or steps within Core Process one are ____ and _____. a. identify the problem; c. describe the solution; choose the project manager obtain project approval b. identify the solution objective; d. estimate the cost; obtain project approval identify the iterations ANS: B

PTS: 1

REF: p10

8. Determine the major subsystems and assigning them to an iteration is done in which Core Process? a. 1 d. 4 b. 2 e. 5 c. 3 f. 6 ANS: B

PTS: 1

REF: p11

9. Determining team members and assigning responsibilities is done in which Core Process? a. 1 d. 4 b. 2 e. 5 c. 3 f. 6 ANS: B

PTS: 1

REF: p11

10. Two of the primary elements that are included in a Work Breakdown Structure include: a. subsystem iteration assignments and c. list of tasks and assigned resources estimated effort b. sequence of tasks and estimated effort d. list of tasks and estimated effort ANS: D

PTS: 1

REF: p12

11. The primary difference between a work breakdown structure and a work sequence draft is that the work sequence draft shows ___________________. a. the additionally deployment tasks c. the day to day assignments b. the estimated effort of tasks d. the sequence of tasks ANS: D

PTS: 1

12. The purpose of a use case is to _______. a. Identify a sequence of steps to process a user function b. Identify a business event that requires system action ANS: B

PTS: 1

REF: p13 c. Identify a useful objective for the new system d. Identify a user and describe one user procedure REF: p14

13. The purpose of a class diagram is to _______. a. document the hierarchy of class c. document all of the programming classes relationships b. document the methods of classes in the d. document the information requirements in new system the new system ANS: D

PTS: 1

REF: p16

14. The boxes on a class diagram can be thought of as a particular _______. a. set of relationships c. set of objects b. set of attributes d. set of procedures ANS: C

PTS: 1

REF: p15

15. The diagram that is most effective in describing the internal steps of a use case is _______. a. a package diagram c. a use case diagram b. a workflow diagram d. a class diagram ANS: B

PTS: 1

REF: p17-18

16. Performing in-depth fact finding to understand details is done as part of which Core Process? a. 1 d. 4 b. 2 e. 5 c. 3 f. 6 ANS: C

PTS: 1

REF: p16

17. In a workflow diagram, the arrows that cross the center line are used to identify what? a. Relationships between objects c. User key strokes b. Actor and use case relationships d. Screens and Reports ANS: D

PTS: 1

REF: p17

18. Designing the database schema is included in which Core Process?

a. 1 b. 2 c. 3 ANS: D

d. 4 e. 5 f. 6 PTS: 1

REF: p19

19. Detailed design is the thought process of how to program each _______. a. use case c. package b. screen or report d. subsystem ANS: A

PTS: 1

REF: p21

20. Another name for a workflow diagram is a(n) _______ diagram. a. use case c. class b. activity d. work sequence ANS: B

PTS: 1

REF: p17

21. To design the database schema, information from which diagram is the most important? a. network diagram c. design class diagram b. package diagram d. class diagram ANS: D

PTS: 1

REF: p20

22. Method signatures are included in which diagram? a. Activity diagram c. class diagram b. Package diagram d. Design class diagram ANS: D

PTS: 1

REF: p22

23. A diagram that shows the overall structure of a system as it exists after it is deployed is called what? a. Architectural configuration diagram c. System and subsystem diagram b. Architectural class diagram d. Design class diagram ANS: A

PTS: 1

REF: p21

24. Programming is included in which Core Process? a. 1 d. 4 b. 2 e. 5 c. 3 f. 6 ANS: E

PTS: 1

REF: p23-24

25. Overall functional testing is included in which Core Process? a. 1 d. 4 b. 2 e. 5 c. 3 f. 6 ANS: F

PTS: 1

26. What is the purpose of an iteration recap? a. To ensure the correct deliverable was produced b. To review the project processes ANS: B

PTS: 1

REF: p24 c. To give performance reviews to the programmers d. To rework the project schedule REF: p25

27. What is the single activity that usually requires the most time during a project? a. Programming c. Meeting with users b. Acceptance testing d. Design the screens and reports ANS: A

PTS: 1

REF: p13

28. What is usually the end result of an iteration? a. A piece of working code c. A set of specifications b. A project plan d. The final system ANS: A

PTS: 1

REF: p8

MULTIPLE RESPONSE 1. Which two answers identify the two middle core processes, i.e. core process 3 and 4? (choose two) a. Design the components c. Build and test the system b. Plan and monitor the project d. Understand the details of the problem ANS: A, D

PTS: 1

REF: p6

2. Two of the primary benefits of iterative development include (choose two). a. early deployment of part of the system c. project team can adjust the work schedules b. easier to get user involvement d. high risk elements done first ANS: A, D

PTS: 1

REF: p9

3. What are the three parts of a System Vision Document ? (choose three) a. Solution description d. Problem description b. Estimated project costs e. System capabilities c. Project timetable or schedule f. Business benefits ANS: D, E, F

PTS: 1

REF: p10

4. A work sequence draft provides three benefits to a project. Which of the following are included in those benefits? a. Assign resources to tasks d. Add missing tasks b. Provide task descriptions e. Anticipate resource needs c. Measure progress f. Schedule user involvement ANS: C, E

PTS: 1

REF: p14

5. What are the first two models, e.g. diagrams that affect the entire system, that are built during the Core Process to discover and understand the details? a. Workflow diagram d. Class diagram b. Work sequence diagram e. Package diagram c. Use case diagram f. Screen layouts ANS: C, D

PTS: 1

REF: p14

6. The final objective of systems design includes which of the following? (choose two) a. To define the database d. To define methods of classes b. To define the user screens & reports e. To define class attributes c. To define the network structure f. To define the interactions between classes ANS: D, F

PTS: 1

REF: p20

COMPLETION 1. Another term that is used to define a computer application is _______________. ANS: app App PTS: 2

REF: p4

2. Those skills, steps, guides, and tools that support and lead up to the actual programming of the system are referred to as ___________________. ANS: SA&D systems analysis and design Systems Analysis and Design PTS: 2

REF: p5

3. A planned undertaking that has a beginning and an end and produces some result is called a _________________. ANS: project PTS: 2

REF: p5

4. What is the term that is used to describe all the activities to build, launch, and maintain an information system? ANS: SDLC Systems Development Life Cycle Systems development life cycle systems development life cycle PTS: 2

REF: p6

5. A development process where the system is grown piece by piece is called ____________. ANS: iterative development PTS: 2

REF: p8

6. The primary output of Core Process one and which is used to get project approval is called ___________________. ANS: System Vision Document system vision document PTS: 2

REF: p10

7. A document that identifies and lists all of the tasks to be completed within an iteration is called a ___________________. ANS: work breakdown structure Work Breakdown Structure PTS: 2

REF: p12

8. A diagram that shows the method signatures in each class is called the _______. ANS: design class diagram DCD PTS: 2

REF: p22

9. What is the name of the diagram that is often used to show the different layers of the system (view layer, etc.)? ANS: Package Diagram package diagram PTS: 2

REF: p23

10. What do we call the type of testing that the users perform to ensure that the system meets the business requirements? ANS: User acceptance testing User Acceptance Testing Acceptance testing Acceptance Testing PTS: 2

REF: p24

ESSAY 1. List the six core processes. ANS: 1. Identify the problem 2. Plan and monitor the project 3. Discover and understand the problem (analysis) 4. Design the system components 5. Build, text, and integrate system components 6. Complete system test and deploy the system PTS: 5

DIF: 5

REF: p6

2. List the three components that are included in a System Vision Document.

ANS: 1. Problem description 2. System capabilities 3. Business benefits PTS: 5

REF: p10

3. List the four steps required to conduct system test or user test. ANS: 1. Create the test data 2. Conduct the test 3. Document the errors and issues 4. Fix the errors. PTS: 5

REF: p25