CIS 321 Week 6 Quiz – With 100% Correct Answers

Question 1. Question : (TCO 2) The cost of the ability to invest in alternative projects rather than the project under consideration is known as Student Answer: CORRECT opportunity cost. investment cost. discount cost. present cost. None of the above Instructor Explanation: Chapter 11, page 423 Points Received: 2 of 2 Comments: Question 2. Question : (TCO 2) Which of the following questions do NOT address political or cultural feasibility? Student Answer: Does management support the system? How do the end users feel about their role in the new system? CORRECT Will the solution to the problem work? How will the working environment of the end users change? All of these questions address political acceptability of solving the problem or solution. Instructor Explanation: Chapter 11, page 418 Points Received: 2 of 2 Comments: Question 3. Question : (TCO 2) When determining the cost-effectiveness of a project, which of the following is an important concept to understand? Student Answer: The feelings of the end users about their role in the system Whether we currently possess the necessary technology CORRECT The time value of money Whether the system offers adequate controls against embezzlement and fraud All of the above Instructor Explanation: Chapter 11, page 422 Points Received: 2 of 2 Comments: Question 4. Question : (TCO 2) Which of the following is a fixed operating cost? Student Answer: computer usage supplies CORRECT lease payment INCORRECT utilities postage Instructor Explanation: Chapter 11, page 420 Points Received: 0 of 2 Comments: Question 5. Question : (TCO 2) Which of the following tools provides a ranking of candidate systems? Student Answer: CORRECT Feasibility analysis matrix Candidate systems matrix Time value of money System proposal None of the above Instructor Explanation: Chapter 11, page 427 Points Received: 2 of 2 Comments: Question 6. Question : (TCO 6) Which of the following emphasizes the drawing of pictorial system models to document the technical or implementation aspects of a new system? Student Answer: CORRECT Model-driven design Rapid application development Joint application development Both rapid application development and joint application design None of the above Instructor Explanation: Chapter 12, page 447 Points Received: 2 of 2 Comments: Question 7. Question : (TCO 6) In the procurement phase, which of the following is a resource used to conduct research on the technical alternatives? Student Answer: Technical and professional journals Internal standards Information services Trade newspapers and periodicals CORRECT All of the above Instructor Explanation: Chapter 12, pages 462–463 Points Received: 2 of 2 Comments: Question 8. Question : (TCO 6) Which technique emphasizes the participative development among system owners, users, designers, and builders? Student Answer: Rapid application development Joint application development Application architecture CORRECT Both rapid application development and joint application development None of the above Instructor Explanation: Chapter 12, page 451 Points Received: 2 of 2 Comments: Question 9. Question : (TCO 6) What defines the technologies to be used by (and used to build) one, more, or all information systems in terms of their data, processes, interfaces, and network components? Student Answer: Rapid application development Object-oriented design CORRECT Application architecture Prototyping None of the above Instructor Explanation: Chapter 12, page 453 Points Received: 2 of 2 Comments: Question 10. Question : (TCO 6) Which of the following is an advantage of prototyping? Student Answer: Prototypes are an active, not passive, model that end users can see, touch, feel, and experience. Prototyping can increase creativity because it allows for quicker user feedback, which can lead to better solutions. Prototyping accelerates several phases of the life cycle. Iteration and change are a natural consequence of systems development. Prototyping better fits this natural situation because it assumes that a prototype evolves. CORRECT All of the above Instructor Explanation: Chapter 12, pages 449–450 Points Received: 2 of 2 Comments: Question 11. Question : (TCO 6) A set of computers connected over a relatively short distance to one or more servers is known as a(n) Student Answer: CORRECT LAN. WAN. MAN. CAN. backbone. Instructor Explanation: Chapter 13, page 485 Points Received: 2 of 2 Comments: Question 12. Question : (TCO 6) A server that hosts application logic and services for an information system, which must communicate on the front end with clients and on the back end with database servers, is known as a(n) Student Answer: database server. transaction server. CORRECT application server. messaging server. None of the above Instructor Explanation: Chapter 13, page 487 Points Received: 2 of 2 Comments: Question 13. Question : (TCO 6) Which of the following is represented in a physical data flow? Student Answer: The planned implementation of an input to or output from a physical process A database command or action, such as create, read, update, or delete The import of data or the export of data to another information system across the network The flow of data between two modules of subroutines within the same program CORRECT All of the above Instructor Explanation: Chapter 13, page 481 Points Received: 2 of 2 Comments: Question 14. Question : (TCO 6) Which of the following is a reason to split a logical process into multiple physical processes? Student Answer: To split the process into the portion to be performed by people and the portion to be performed by the computer To show multiple, but different, implementations of the same logical process (such as one process for paper orders and a different process for Internet orders) To split the process into the portion that is to be implemented with one technology and the portion to be implemented with a different technology To add processes that are necessary to handle exceptions or to implement security requirements and audit trails CORRECT All of the above Instructor Explanation: Chapter 13, pages 478–479 Points Received: 2 of 2 Comments: Question 15. Question : (TCO 6) The information system application layer that includes all the commands and logic required to store and retrieve data to and from the database is known as Student Answer: the presentation layer. the presentation logic layer. the application logic layer. CORRECT the data manipulation layer. the data layer. Instructor Explanation: Chapter 13, page 484 Points Received: 2 of 2 Comments: