MIS 180 Chapter 6 – Flashcards
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Insourcing
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IT specialists within your organization to develop the system
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Selfsourcing
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Development and support of IT systems by end users with little or no help from IT specialists
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Outsourcing
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The delegation of specific work to a third party for a specified length of time, at a specified cost, and at a specified level of service
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The systems development techniques delegate development tasks to a third party?
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Outsourcing
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If you were developing marketing strategies and, in your job, decided to create a database that tracked the progress of your marketing efforts, what kind of development would you be engaging in?
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Selfsourcing
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What is the difference between the design phase and the analysis phase?
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The design phase takes the requirements developed in the analysis phase and creates a design from them
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What is the difference between the implementation phase and the maintenace phase?
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The maintenance phase monitors and adjusts new and exisint systems; the implementation phase places new systems into operation
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When does scope creep occur?
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When the scope of the project increaes beyond its original intentions
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When does feature creep occur?
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When developers and end users add extra feauters that were not part of initial requirements.
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When does a joint application development occur?
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When IT specialists and end users meet in one location to define and review the business requests for a proposed system.
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Which of the following is not one of the activities of the Analysis phase?
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Evaluate alternative logical designs for the proposed system
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Netsourcing
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Methods to designing and developing business applications. Which of the following is not one of these methods.
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Which phase of the SDLC is devoted to creating a solid plan for developing your information system?
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Planning
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Which of the SDLC phase involves end users and IT specialists working together to cather and document business requirements?
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Analysis
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Which of the SDLC builds a technical blueprint?
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Design
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Which of the SDLC transforms the design into a system?
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Development phase
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Which of the SDLC verifies that the system works and meets all the business requirements?
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Testing
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Which of the SDLC distributes the system to all the users so they can use it to perform there jobs?
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Implementation
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Which phase of the SDLC monitors and supports the new system to ensure it continues to met your business goals?
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Maintenance
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What phase in the SDLC would you be working in if you the end user participated on a team responsible for defining a prototype for a proposed application?
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Analysis
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What is a project scope document
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A one paragraph statement about the scope of the proposed project
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What does a project plan do
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Defines what, when, and who questions of systems develpoment including all activities to be performed, the individuals, who will perform the activities, and the time required to complete each activity
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Who leades the SDLC
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Project manager
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What does Rapid application development (RAD) emphazise?
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Emphasizes extensive user involvement in the rapid and evolutionary construction of working prototypes
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Which methodologies breaks a project into tiny phases?
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Extreme programming methodology (XP)
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If you allowed, and quickly reacted to, users requesting changes to software requirements, what type of methodology would you be following?
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XP
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Which of the following tools are often used for selfsourcing?
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Spreadsheets, database management and web development are all common selfsourcing tools
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Does selfsourcing encompass prototyping?
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Yes
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What is not a key task for self-sourcing?
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Identifying key external organizations that can posses domain knowledge
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Prototyping is a process of what?
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building a model that demonstrates the features of a proposed product, service, or system.
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What are true in regards to prototyping?
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Prototyping is an iterative process, are built from business requirements, end users review prototypes and suggest further changes which will then be used to refine prototype
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Advantages of prototyping
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Encourages active user participation, helps resolve discrepancies among users, gives users a feel for the final system
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What is not an advantage of prototyoing?
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Doesnt give you a final system
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Why is prototyping a valuable tool?
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It allows users to evaluate and enhance requirements
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Can a prototype become an operational system in a selfsourcing environment
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Yes
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Prototyping involves four steps. Which isnt a step
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Build form the design documents
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What is the trend called when a US company outsources IT functions to other countrys?
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Offshore outsourcing
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What kind of outsourcing is U.S to LA?
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Onshore
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What is not an advantage of selfsourcing?
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It focuses on important and unique core competencies
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Which of the following in not a potential problem or risk of self sourcing?
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It increases the vulnerability of your strategic information because the end users are not involved in key development projects
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What is a risk of selfsourcing?
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Lack of documentation and external support leade to short-lives sytems
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If you were deciding if your project should be developed by you or IT, what factor should sway you to use it yourself
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IT is an application that would be used mainly by you
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What are easy to use development tools?
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Selfsourcing development tools that are paramount to the success of the proposed software.
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What is not part of component-based development?
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Learning and using new technologies to enhance exisint information systems
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What is another term for the nightly compilation of code?
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Build
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What greatly accelerates the collecting of business requirements
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end-user involvement
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System development tecnique allows end users to develop business applications?
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Selfsourcing
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Difference between insourcing and self sourcing?
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Self sourcing allows for end user development; insourcing requires internal IT staff.
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The systems develpment life cycle (SDLC) is a structured approach for developing information systems.
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The waterfall methodology is a sequential, activity based SDLC
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A characteristic of a proposed system that is essential to the success of your organization is
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Critical success factor
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which of the following is not an activity while planning for a new information system of application
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Gathering the business requirements
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SDLC phase where you gather the business requirements
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Analysis
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SDLC phase where you build a help desk
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Maintenance
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Small self containted blocks of code that can be reused across a variety of application within an organization?
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Component-based development
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Difference between XP and teh agile methodology
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XP focuses more on team coding; the agile methodology focuses on limiting project scope
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If you were to creat a info system that had fuzzy requirements, what would you coplete in the requirements phase?
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Develop a prototype
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When do you normally end the prototyping process
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When end users are happy and requirements understood
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What is used to prove the technical feasibility of a proposed system?
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Proof of concept prototype
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U.S company hire a vendor from Mexico City you would be using..
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Nearshore
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SDLC phase where you build the platform
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development
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The list that has the expected steps that the system should perform and expected results
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Test conditions
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Which SDLC phase should you create user documentation?
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Implementation
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Implementing the new system while the existing system continued to run
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Parallel
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Select group of people use the new system so that you could determine if it was working
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Pilot
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Unit, system, integration, and user acceptance testing is used to ensure what?
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The quality of the information system you are building
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What is a selling prototype?
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Used to convince people of the worth of the proposed system
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What step is the revise and enhance in prototyping
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fourth and last step
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Which business function is the top outsourcing area for many contemporary companies?
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Human Resources
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End users worth with a wide range of date, what it tool should they support?
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Data management
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What is the technical architecture of the proposed system?
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Description of the needed hardware, software, and telecommunications equipment
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If you were developing a new information system using selfsourcing, what should be a key consideration of yours?
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Supporting the changing requirement and needs of others who uses the new information system
