Quiz 8

8 September 2022
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During the ____ phase of the systems development life cycle (SDLC), a solution is transferred from paper to action, and a team configures the system and procures components for it.
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Implementation
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A _____ prototype shows users how a particular task that was not technically feasible can be done.
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proof-of-concept
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_____ uses an iterative process that repeats the design, development, and testing steps as needed, based on feedback from users.
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Rapid application development (RAD)
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Examples of tangible benefits include improved employee morale, better customer satisfaction, and improved communication.
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False
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_____ costs measure what an individual would miss by not having an information system or feature.
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Opportunity
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During the implementation phase of the systems development life cycle (SDLC), in _____ conversion, as each module of a new system is converted, the corresponding part of an old system is retired.
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phased-in-phased-out
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With _____ outsourcing, an organization chooses an outsourcing company in any part of the world (usually a country farther away than a neighboring country), as long as it can provide the needed services.
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offshore
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The systems development life cycle (SDLC) model is likely to be used if a particular problem is "ad hoc," meaning it is a one-time problem.
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False
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Using the joint application design (JAD) approach results in the collected requirements for the application being too narrow and one-dimensional in focus.
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False
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A disadvantage of extreme programming (XP) is lack of feedback from users.
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False
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A _____ is a tool used in structured systems analysis and design (SSAD) analysis model that illustrates the logical steps in a process but does not show data elements and associations.
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flowchart
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During the design phase of the systems development life cycle (SDLC), the _____ design is created for a specific platform, such as choosing Dell servers running Ubuntu Linux and Java for the programming language.
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physical
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Only tangible benefits should be included in an economic feasibility study since intangible benefits cannot be quantified.
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False
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_____ feasibility is concerned with whether a new system can be completed on time.
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Scheduling
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During the implementation phase of the systems development life cycle (SDLC), in _____ conversion, an old system is stopped and a new system is implemented.
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plunge
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Information system projects are often an extension of existing systems or involve replacing an old technology with a new one.
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True
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A major advantage of a request for proposal (RFP) is its short time frame that makes it quite appealing.
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False
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During the planning phase of the systems development life cycle (SDLC), the systems designer must define the symptoms rather than the underlying problem.
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False
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During the implementation phase of the systems development life cycle (SDLC), in _____ conversion, the analyst introduces an information system in only a limited area of an organization, such as a division or department.
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pilot
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Computer-aided systems engineering (CASE) tools are typically used during the _____ phase of the of the systems development life cycle (SDLC).
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design
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Establishing evaluation criteria often gives rise to subjectivity issues during the systems development life cycle (SDLC) process.
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False
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Service-oriented architecture (SOA) advocates that core business functions and the dynamic functions that change all the time should be decoupled.
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True
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An advantage of rapid application development (RAD) is its broad focus, which often facilitates future development.
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False
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In the design phase of the systems development life cycle (SDLC), the _____ design indicates hardware and software, such as specifying Linux servers and Windows clients.
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logical
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With _____ outsourcing, an organization chooses an outsourcing company in the same country.
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onshore
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Systems development life cycle (SDLC) develops the entire system at once, whereas extreme programming (XP) uses incremental steps to improve an information system's quality.
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True
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External users of an organization's information system are:
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its customers, contractors, and suppliers.
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During the _____ phase of the systems development life cycle (SDLC), an information system is operating, enhancements and modifications to the system have been developed and tested, and hardware and software components have been added or replaced.
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maintenance
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Workflow plans, floor plans, statistical information, project sequence diagrams, and timelines or milestone charts are all useful supporting documentation for an economic feasibility study.
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True
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_____ feasibility assesses an information system's costs and benefits.
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Economic
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An example of an externally identified problem would be management voicing concern about an organization's lack of a competitive edge in the marketplace.
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False
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It is easier to modify a complete system than a prototype.
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False
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Outsourcing decreases the risk of leaking confidential information to competitors.
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False
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Flowcharts are tools used in the structured systems analysis and design (SSAD) model for data analysis.
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False
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____ feasibility is the measure of how well a proposed solution will work in an organization and how internal and external customers will react to it.
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Operational
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Which of the following is an example of a tangible benefit of an information system?
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Increased company profits
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The _____ document, which indicates the start of the design phase, is created during the requirements-gathering and analysis phase of the systems development life cycle (SDLC).
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system specifications
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It is important to project an organization's growth rate when designing information systems.
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True
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A request for information (RFI) is not suitable for complex projects.
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True
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The systems development life cycle (SDLC) is also known as the _____.
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waterfall model
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During the implementation phase of the systems development life cycle (SDLC), in _____ conversion, the old and new systems run simultaneously for a short time to ensure the new system works correctly.
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parallel
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In comparison to extreme programming (XP), in agile methodology, there is more emphasis on team coding and less emphasis on limiting the project's scope.
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False
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A _____ is a tool used in structured systems analysis and design (SSAD) analysis model that shows a process at a more general level and is helpful for showing top management and the task force how a process works.
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context diagram
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External users are normally part of a company's task force.
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False
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While using PERT (Program Evaluation Review Technique) and CPM (Critical Path Method) techniques, activities that are not on the critical path are more inflexible than those activities on the critical path.
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False
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A ____ is a tool used in structured systems analysis and design (SSAD) analysis model that helps analysts understand the data requirements an information system must meet by defining data elements and showing the associations between them.
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conceptual data model
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_____ centers on a structured workshop in which users and system professionals come together to develop an application.
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Joint application design (JAD)
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During the implementation phase of the systems development life cycle (SDLC), in phased-in-phased-out conversion, an analyst introduces an information system in only a limited area of an organization.
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False
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Users and top management should not be included in the construction phase of a prototype because construction is purely a technical matter.
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False
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During the _____ phase of the systems development life cycle (SDLC) model, an information systems designer must define the problem an organization faces, taking care not to define symptoms rather than the underlying problem.
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planning
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_____ are employees who will use an information system regularly, and they can offer important feedback on the system's strengths and weaknesses.
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Internal users
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In a PERT (Program Evaluation Review Technique) or CPM (Critical Path Method) network, the critical path takes the shortest time to be completed.
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False
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During the planning phase of the systems development life cycle (SDLC), analysts investigate a proposed solution's feasibility and determine how best to present the solution to management to get funding.
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True
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_____ feasibility is concerned with issues such as political repercussions of using an information system and whether the system takes the Information Privacy Act into account.
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Legal
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In the _____ phase of the systems development life cycle (SDLC), a problem is defined and alternatives are generated for solving it.
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requirements-gathering and analysis
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Self-sourcing improves flexibility in responding to users' information needs.
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True
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A _____ is a tool used in structured systems analysis and design (SSAD) analysis model that helps break down a complex process into simpler, more manageable, and more understandable subprocesses.
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data flow diagram
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During the _____ phase of the systems development life cycle (SDLC), analysts choose the solution that is the most realistic and offers the highest payoff for an organization.
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design
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Normally, a task force for the planning phase of the systems development life cycle (SDLC) only includes representatives from the IT department along with the top management.
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False
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The object-oriented approach treats process and data independently and is a sequential approach that requires completing the analysis before beginning the design.
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False
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_____ is a philosophy and a software and system development methodology that focuses on the development, use, and reuse of small, self-contained blocks of codes to meet the software needs of an organization.
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Service-oriented architecture (SOA)
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The creation of a system specifications document indicates the beginning of the analysis phase of the systems development life cycle (SDLC).
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False
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With _____ outsourcing, an organization chooses an outsourcing company in a neighboring country, such as when a U.S. organization chooses a company in Canada or Mexico.
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nearshore
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_____ is a method for developing software applications and information system projects in which a project is divided into smaller functions and developers cannot go on to the next phase until the current phase is finished.
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Extreme programming (XP)
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In the design phase of the systems development life cycle (SDLC), the _____ design is an overview of the system and does not include hardware or software choices.
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Conceptual