ISBC 217 Exam 3 - Ch. 10
10) Developers in the ________ phase of the systems development life cycle use management's statement of the system needs in order to begin developing a new information system. A) system definition B) requirements analysis C) component design D) implementation
Answer: A
2) When compared to program development, systems development is ________. A) narrower in focus B) less comprehensive C) broader in scope D) more technical
Answer: C
9) Which of the following is the first phase of the systems development life cycle process? A) requirements analysis B) business planning process C) implementation D) system definition
Answer: D
16) The security needs of an information system are determined during the component design phase of the systems development life cycle.
Answer: FALSE
17) Mock-ups of forms and reports can generate similar benefits as a working prototype.
Answer: FALSE
18) In terms of software design for custom-developed programs, the
Answer: FALSE
21) In a pilot installation, a new system is installed in phases across the organization.
Answer: FALSE
15) Interviews are conducted with system users in the requirements analysis phase of the systems development life cycle.
Answer: TRUE
19) Testing is often called product quality assurance (PQA).
Answer: TRUE
24) The systems development life cycle process is supposed to operate in a sequence of nonrepetitive phases.
Answer: TRUE
13) Which of the following steps in the systems definition process aims to eliminate obviously nonsensible projects? A) defining the system goals and scope B) forming the project team C) assessing the project feasibility D) planning the project
C
30) In a ________ installation, an organization implements an entire system on a limited portion of the business. A) phased B) parallel C) pilot
C
36) Software developers group fixes for high priority failures into a ________ that can be applied to all copies of a given product. A) service pack B) bug C) patch D) product key
C
24) Normal processing procedures for operations personnel involve procedures ________. A) for continuing operations when the system fails B) for backing up data and other resources C) for using the system to accomplish business tasks D) for starting, stopping, and operating the system
D
25) During the ________ phase of the systems development life cycle process, developers construct, install, and test the components of the information system. A) requirements analysis B) database design C) feasibility assessment D) implementation
D
27) ________ testing is the process of allowing future system users to try out the new system on their own. A) Unit B) Alpha C) Integration D) Beta
D
29) System ________ refers to the process of changing the business activity from an old information system to a new system. A) definition B) testing C) analysis D) conversion
D
38) Which of the following is a major concern for developers in a systems development life cycle process? A) having to work with a team of specialists B) moving through the unstructured phases of the cycle C) agreeing on the basic tasks to be performed to build a system D) performing repetitive tasks of a completed phase
D
15) During requirements definition, a development team's composition would be typically heavy with ________. A) systems analysts B) programmers C) business users
A
19) During the requirements analysis phase of the systems development life cycle, the development team will create a(n) ________ if the new system involves a new database or substantial changes to an existing database. A) data model B) prototype C) archetype D) test plan
A
21) The easiest and cheapest time to alter the information system is in the ________ phase of the systems development life cycle. A) requirements analysis B) system definition C) component design
A
32) Olive Inc., a chain of retail outlets, is converting its existing billing systems to a more robust online tool. In this process, the organization runs both the old and the new systems to compare their performances. In this case, the company is implementing the new system using ________ installation. A) parallel B) pilot C) plunge D) phased
A
34) Which of the following styles of system conversion shuts off the old system and starts the new system? A) plunge installation B) parallel installation C) pilot installation D) phased installation
A
1) The process of creating and maintaining information systems is called ________. A) systems development B) systems acquisition C) systems definition D) systems design
Answer: A
11) In which of the following phases of the systems development life cycle do developers identify the particular features and functions of a new system? A) system definition B) requirement analysis C) component design D) implementation
B
12) The first step in defining a new information system is to ________. A) assess the feasibility of the project B) define the goals and scope of the project C) determine the schedule and budget for the project D) form the project team
B
22) While designing ________, a development team must produce design documentation for writing computer code. A) off-the-shelf-with-alteration software B) custom-developed programs C) off-the-shelf software D) cloud-based systems
B
26) A comprehensive test plan should ________. A) not include the incorrect actions that users will take B) cause every line of program code to be executed C) cause only critical error messages to be displayed D) be constructed by product quality assurance (PQA) personnel alone
B
31) In a ________ installation, the new system runs alongside the old one until it has been tested and is fully operational. A) pilot B) parallel C) phased
B
37) Software vendors usually bundle fixes of low-priority problems into ________. A) patches B) service packs C) bugs D) product keys
B
11) The cost feasibility of a systems development project depends on the scope of the project.
Answer: TRUE
13) A development team's composition changes over time.
Answer: TRUE
2) Information systems involve people and procedures, so they can never be off-the-shelf.
Answer: TRUE
20) Beta testing is the last phase of the testing process.
Answer: TRUE
22) Plunge installation is sometimes called direct installation.
Answer: TRUE
23) The maintenance phase can start another cycle of the systems development life cycle.
Answer: TRUE
4) It is essential to estimate a system's cost to calculate its rate of return.
Answer: TRUE
5) One of the major challenges in systems development is changing technology.
Answer: TRUE
6) As development teams become larger, the average contribution per worker decreases.
Answer: TRUE
8) The third phase of the systems development life cycle is the component design phase.
Answer: TRUE
10) The description of fixes and new requirements is the input to a system maintenance phase of a systems development life cycle.
Answer: TRUE
6) According to Brooks' Law, adding more people to a late project ________. A) makes the project later B) decreases the overall cost C) requires decreased staff coordination D) increases the project's timeline
Answer: A
) Which of the following is true of information systems? A) They are off-the-shelf software without adaptation. B) They can be adapted to fit business needs. C) They cannot be purchased as off-the-shelf software. D) They cannot be tailor made.
Answer: B
5) Which of the following is true with regards to bigger and longer projects? A) diseconomies of scale are less B) the changes in requirements increases C) the average contribution per worker increases D) project budgeting and scheduling becomes easy
Answer: B
7) According to Brooks' Law, which of the following is a likely consequence of adding more people to late projects? A) The work allocation per team member increases. B) The costs of training new people can overwhelm the benefits of their contribution. C) Beyond a workgroup of about 20 employees, economies of scale begin to take over. D) It allows the managers to extend the timeline of the project.
Answer: B
8) The ________ approach is the classical process used to develop information systems. A) rapid application development (RAD) B) object-oriented design (OOD) C) systems development life cycle (SDLC) D) extreme programming (XP)
Answer: C
3) Which of the following is true of systems development? A) It has little need for human relations skills as tasks are performed by individuals and not by groups. B) It is exclusively a technical task undertaken by programmers and hardware specialists. C) It has lesser scope than computer program development. D) It requires business knowledge and an understanding of group dynamics.
Answer: D
1) Information systems can be acquired off-the-shelf with adaptation.
Answer: FALSE
12) Organizational feasibility refers to estimating the time it will take to complete a project.
Answer: FALSE
14) Business analysts integrate the work of the programmers, testers, and users.
Answer: FALSE
25) Actual systems development generally works in accordance with the waterfall nature of the systems development life cycle.
Answer: FALSE
26) Estimates of labor hours and completion dates are accurate for large, multiyear projects.
Answer: FALSE
3) Systems development is easy and risk-free.
Answer: FALSE
7) Brooks' Law holds true because a larger staff requires decreased coordination.
Answer: FALSE
9) The goals and scope of a new information system are determined during the requirements analysis phase of the systems development life cycle.
Answer: FALSE
16) Which of the following statements is true of the composition of a development team over the different phases of the systems development life cycle? A) During conversion, the team will be heavy with database designers. B) During requirements definition, the team will be heavy with testers and database designers. C) During integrated testing and conversion, the team will be augmented with business users. D) During design and implementation, the team will be augmented with business users.
C
17) The primary purpose of the requirements analysis phase is to ________. A) eliminate obviously nonsensible projects before forming a project development team B) identify the requisite skills needed in the IT personnel assigned to the project C) determine and document the specific features and functions of the new system D) investigate how much similar projects have cost in the past
C
18) Which is the most important phase in the systems development process? A) defining the goals and scope of the new information system B) implementing the information system C) determining the system's requirements D) adapting systems to changes in requirements
C
23) Which of the following personnel design the procedures for a business information system? A) testers B) programmers C) systems analysts D) business analysts
C
28) Which of the following personnel on a development team have the final say on whether a system is ready for use? A) managers B) systems analysts C) users D) PQA personnel
C
33) Which of the following is the most expensive style of system conversion? A) pilot installation B) phased installation C) parallel installation D) plunge installation
C
35) Which of the following statements is true with regard to system maintenance? A) Software developers usually bundle fixes for low-priority problems into a patch. B) IS personnel prioritize system problems on a first-come-first-served basis. C) All commercial software products are shipped with known failures. D) Service packs are developed to fix a single problem at a time.
C
39) Projects that spend much time ________ are sometimes said to be in analysis paralysis. A) in the system definition phase of the SDLC B) on project scheduling C) documenting requirements D) designing system components
C
14) ________ feasibility concerns whether the new information system fits within a company's customs, culture, charter, or legal requirements. A) Technical B) Cost C) Schedule D) Organizational
D
20) Which of the following is a typical concern for developers while using prototypes? A) comparing a system's features with requirements B) understanding a system's complete requirements C) assessing a system's technical feasibility D) developing a uniform funding solution for the system
D