MIS Exam 2 CH. 10 Questions – Flashcards
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The process of creating and maintaining information systems is called
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systems develpment
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When compared to program development, systems development is
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broader in scope
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The following is true of systems development
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It requires business knowledge and an understanding of group dynamics
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The following is true of information systems
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They can be adapted to fit business needs
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The following is true with regards to bigger and longer projects
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the changes in requirements increases
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According to Brooks' Law, adding more people to a late project _____
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makes the project later
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According to Brooks' Law, the following is a likely consequence of adding more people to late projects
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The costs of training new people can overwhelm the benefits of their contribution
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The ____ approach is the classical process used to develop information systems
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systems development life cycle (SDLC)
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The following is the first phase of the systems development life cycle process
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system definition
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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
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system definition
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In the following phases of the systems development life cycle do developers identify the particular features and functions of a new system
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requirement analysis
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The first step in defining a new information system is to __________
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define the goals and scope of the project
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The following steps in the systems definition process aims to eliminate obviously nonsensical projects
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assessing the project feasibility
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______ feasibility concerns whether the new information system fits within a company's customs, culture, charter, or legal requirements
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organizational
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During requirements definition, a development team's composition would be typically heavy with _________
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systems analysts
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The following statements is true of the composition of a development team over the different phases of the systems development life cycle
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During integrated testing and conversion, the team will be augmented with business users
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The primary purpose of the requirements analysis phase is to ________
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determine and document the specific features and functions of the new system
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The most important phase in the systems development process is
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determining the system's requirements
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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
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data model
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The following is a typical concern for developers while using prototypes
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developing a uniform funding solution for the system
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The easiest and cheapest time to alter the information system is in the ______ phase of the systems development life cycle
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requirements analysis
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While designing __________, a development team must produce design documentation for writing computer code
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custom-developed programs
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The following personnel design the procedures for a business information system
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systems analysts
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Normal processing procedures for operations personnel involve procedures _______
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for starting, stopping and operating the system
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During the _______ phase of the systems development life cycle process, developers construct, install, and test the components of the information systems
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implementation
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A comprehensive test plan should ______
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cause every line of program code to be executed
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_________ testing is the process of allowing future system users to try out the new system on their own
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Beta
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The following personnel on a development team have the final say on whether a system is ready for use
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users
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System _______ refers to the process of changing the business activity from an old information system to a new system
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conversion
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In a ________ installation, an organization implements an entire system on a limited portion of the business
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pilot
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In a _________ installation, the new system runs alongside the old one until it has been tested and is fully operational
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parallel
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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
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parallel
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The following is the most expensive style of system conversion
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parallel installation
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The following styles of system conversion shuts off the old system and starts the new system
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plunge installation
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The following statement is true with regard to system maintenance
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all commercial software products are shipped with known failures
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Software developers group fixes for high priority failures into a _______ that can be applied to all copies of a given product
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patch
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Software vendors usually bundle fixes of low-priori problems into _______
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service packs
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The following is a major concern for developers in a systems development life cycle process
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performing repetitive tasks of a completed phase
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Projects that spend much time ____ are sometimes said to be in analysis paralysis
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documenting requirements
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Information systems can be acquired off-the-shelf with adaptation
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False
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Information systems involve people and procedures, so they can never be off-the-shelf
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ture
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Systems development is easy and risk free
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false
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It is essential to estimate a system's cost to calculate its rate of return
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true
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One of the major challenges in systems development is changing technology
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true
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As development teams become larger, the average contribution per worker decreases
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true
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Brooks' Law holds true because a larger staff requires decreased coordination
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false
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The third phase of the systems development life cycle is the component design phase
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true
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The goals and scope of a new information system are determined during the requirements analysis phase of the systems development life cycle
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false
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the description of fixes and new requirements is the input to a system maintenance phase of a systems development life cycle
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true
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The cost feasibility of a systems development project depends on the scope of the project
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true
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Organizational feasibility refers to estimating the time it will take to complete a project
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false
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A development team's composition changes over time
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true
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Business analysts integrate the work of the programmers, testers and users
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false
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Interviews are conducted with system users in the requirements analysis phase of the systems development life cycle
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true
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The security needs of an information system are determined during the component design phase of the systems development life cycle
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false
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Mock-ups of forms and reports can generate similar benefits as a working prototype
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false
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In terms of software design for custom-developed programs, the development team identifies off-the-shelf products and then determines the alterations required
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false
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Testing is often called product quality assurance (PQA)
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true
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Beta testing is the last phase of the testing process
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true
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In a pilot installation, a new system is installed in phases across the organization
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false
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Plunge installation is sometimes called direct installation
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true
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The maintenance phase can start another cycle of the systems development life cycle
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true
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The systems development life cycle process is supposed to operate in a sequence of non repetitive phases
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true
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Actual systems development generally works in accordance with the waterfall nature of the systems development life cycle
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false
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Estimates of labor hours and completion dates are accurate for large, multiyear projects
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false
