Chapter 12, MIS Chapter 12

7 September 2022
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question
As a technical project manager you have decided to propose implementing a prototyping methodology for a small web-based design project. What is the first step you will follow in this project? Use the existing prototype. Identify user requirements. Conduct a feasibility study. Identify different solutions. Develop an initial prototype.
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Identify user requirements.
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Which of the following is not a typical CASE tool? Report generators Analysis tools Data dictionaries Code generators Debugging tools
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Debugging tools
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Each program in a new information system is tested separately in: application testing. acceptance testing. unit testing. user testing. system testing.
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unit testing.
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In object-oriented development, an object: combines data with processes. contains data that any other object can access or act upon. is designed to process any data input. can only interact with other objects of the same class. is used to hold a collection of processes of the same class.
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combines data with processes.
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Which process is used to develop risk profiles for a firm's information system projects and assets? Information systems plan Scoring model Feasibility study Systems analysis Portfolio analysis
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Portfolio analysis
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Developing an information system has been compared to the problem-solving process. Which one of the following problem-solving steps is not a part of systems analysis? Implement the solution Choose the best solution Develop alternative solutions Define and understand the problem Evaluating feedback
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Implement the solution
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According to the chapter case, the Girl Scouts' conversion strategy of first introducing the modules for ordering cookies and then introducing the modules for transmitting orders and instructions to the cookie factory and shipper is called a(n) ________ strategy. direct cutover indirect cutover incremental conversion parallel phased approach
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phased approach
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The primary tool for representing a system's component processes and the flow of data between them is the: data dictionary. process specifications diagram. user documentation. data flow diagram. (DFD) Gantt chart.
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data flow diagram.
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An information systems plan includes all the following except: key business processes. portfolio analysis. applications' role in strategy. financing. management strategy.
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portfolio analysis.
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Which of the following is the biggest risk in using end-user development to create a new information system? The software used may create inaccurate information. The system doesn't adequately reflect user needs. Hardware is unable to support the new system. The system may not be able to scale up to handle larger amounts of data. End users are overly taxed and become reluctant to use the system.
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The system may not be able to scale up to handle larger amounts of data.
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"Hidden costs," such as ________ costs, can easily undercut anticipated benefits from outsourcing. hardware software employee salary communications costs vendor selection
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vendor selection
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________ describe the transformation occurring within the lowest level of the data flow diagrams. They express the logic of each process. Structure charts DFD (Data flow diagram) Component procedures Gantt charts Process specifications
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Process specifications
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________ provides software tools to automate development methodologies and reduce the amount of repetitive work in systems development. XML CAD JAD (Joint application design) RAD (Rapid application development) CASE (Computer-aided software engineering)
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CASE
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Which of the following is not one of the main variables that project management seeks to control? End-users Cost Time Quality Scope
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End-users
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In a data flow diagram, external entities are represented by: rounded boxes. square boxes. circles. open rectangles. triangles.
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square boxes.
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________ refers to the application of knowledge, skills, tools, and techniques to achieve specific targets within specified budget and time constraints. Systems analysis Systems design Project management Project implementation Project scope
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Project management
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Management can control the development of end-user applications in part by: developing a formal development methodology. requiring cost justification for end-user IS projects. establishing standards for project requirements. requiring Gantt charts. implementing a systems development life cycle.
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establishing standards for project requirements.
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According to the chapter case, which of the following is not one of the problems created by the Great Britain's National Health Service (NHS) booking tool, Choose and Book? Assigning wrong specialists to appointments Confusing interface Appointment booking errors Lack of paper trail Improper handling of referrals
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Lack of paper trail
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Which of the following is not one of the unique considerations in developing applications for a mobile platform? Reduced screen space Keyboard configuration User gestures Bandwidth constraints Multiple mobile platforms
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Keyboard configuration
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Which of the following types of systems development is characterized by significantly speeding the generation of information requirements and involving users at an intense level in the systems design? RAD (Rapid application development) JAD (Joint application design) Prototyping End-user development SDLC (System development life cycle)
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JAD
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Groups of objects are assembled into software components for common functions, which can be combined into large-scale business applications, in which type of software development? Object-oriented development Component-based development Structured methodologies RAD (Rapid application development) End-user development
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Component-based development
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To show each level of a system's design, its relationship to other levels, and its place in the overall design structure, structured methodologies use: structure charts. Gantt charts. process specifications diagrams. data flow diagrams. PERT charts.
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structure charts.
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Which of the following is not a typical tool or technique used in responsive design? Flexible layouts Flexible images Detecting user screen resolution Table-based layouts Media queries to optimize design
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Table-based layouts
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A PERT chart: portrays a project as a network diagram consisting of numbered nodes that represent tasks. is used to evaluate project risk and time. displays a horizontal bar for each project task. tracks progress of, and modifications to, project tasks. is used to evaluate project costs and benefits.
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portrays a project as a network diagram consisting of numbered nodes that represent tasks.
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End user development is useful primarily for creating: enterprise systems. user interfaces. conventional programs. mobile apps. simple programs.
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simple programs.
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Transferring data from a legacy system to the new system would be defined by which system design specification category? Input Database Manual procedures Conversion Software development and programming
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Conversion
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The process of creating workable information systems in a very short period of time is called: RAD. (Rapid application development) JAD. (Joint application design) prototyping. end-user development. SDLC. (systems development life cycle)
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RAD.
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Which is the first step in developing a new information system? Defining the problem Gathering information requirements Programming Developing alternative solutions Feasibility study
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Defining the problem
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An entire information system is broken down into its main subsystems by using: high-level data flow diagrams. low-level data flow diagrams. process specifications. structured diagrams. Gantt charts.
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high-level data flow diagrams.
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Acceptance testing: includes all the preparations for the trials. tests the functioning of the system as a whole. tests each program separately. provides the final certification that the system is ready to be used in a production setting. rolls system tests out to separate business divisions for independent results.
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provides the final certification that the system is ready to be used in a production setting.
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A detailed list of questions submitted to external vendors to determine how well they meet the organization's specific requirements is called: a feasibility study. process specifications. a systems analysis. a case study. a request for proposal. (RFP)
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a request for proposal.
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Which is the last step in developing a new information system? Training and documentation Conversion Maintenance Change management Implementing the system
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Training and documentation
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In an object-oriented development framework for a university, how would the classes Degree, Mathematics, and Physics be related? Degree would be a sister class to Mathematics and Physics. Degree is a superclass to Mathematics and Physics. Mathematics and Physics would be ancestors to Degree. Degree would be a subclass to Mathematics and Physics. Degree, Mathematics, and Physics would be three separate classes.
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Degree is a superclass to Mathematics and Physics.
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The project risk will rise if the project team and the IS staff lack: RAD experience. web services. the required technical expertise. CASE tools. portfolio analysis.
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the required technical expertise.
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Object-oriented modeling is based on the concepts of: objects and relationships. classes and objects. class and inheritance. objects and inheritance. tables and relationships.
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class and inheritance.
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Of the following, which is the most important reason for creating a mobile version of a business's website? Mobile devices provide access from anywhere. Mobile devices use touch interfaces. Mobile devices use lower bandwidth. Mobile devices use different platforms. Mobile websites use different programming than traditional websites.
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Mobile devices provide access from anywhere.
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Which of the following is a technique used to create websites that will conform to the screen resolution of the user? Native design Responsive design End-user design Multi-platform design Mobile development
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Responsive design
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A(n) ________ shows each task as a horizontal bar whose length is proportional to the time required to complete it. PERT chart DFD feasibility study Gantt chart ergonomic chart
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Gantt chart
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A systems analysis includes a ________ that is used to determine whether the solution is achievable from a financial, technical, and organizational standpoint. test plan conversion plan feasibility study risk analysis GANTT chart
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feasibility study
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A(n) ________ model is a method for deciding among alternative systems based on a system of ratings for selected objectives. scoring scorecard data definition object CASE
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scoring
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Which of the following tools would you use to identify how well employees will accept a new information system? System prototype Feasibility study User testing RFP (Request for proposal) Organizational impact analysis
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Organizational impact analysis
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You have been hired by a pharmaceutical company to evaluate its portfolio of systems and IT projects. Which types of projects would be best avoided? Any high-risk projects Any low-benefit projects None—any project might be beneficial Any low-risk projects High-risk, low-benefit projects
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High-risk, low-benefit projects
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System testing: includes all the preparations for the series of tests to be performed on the system. tests the functioning of the system as a whole. tests each program separately. provides the final certification that the system is ready to be used in a production setting. rolls system tests out to separate business divisions for independent results.
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tests the functioning of the system as a whole.
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Which process develops a detailed description of the functions that a new information system must perform? Feasibility study Systems design Test plan development PERT chart Requirements analysis
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Requirements analysis
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In a parallel conversion strategy, the new system: is tested by an outsourced company. replaces the old one at an appointed time. and the old are run together. is introduced in stages. is run in at least two separate divisions in order to compare results.
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and the old are run together.
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The term structured, when discussing structured methodologies, refers to the fact that: the finished software is highly documented. the development process is highly documented. the techniques are step by step, with each step building on the previous one. a defined hierarchy of objects and classes are used to structure the programming. programming objects are organized into structured classes.
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the techniques are step by step, with each step building on the previous one.
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________ are an intangible benefit of information systems. Improved operations Lower vendor costs Reduced software costs Lower operational costs, improved resource control, and more information Ongoing training costs
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Improved operations
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Changes in hardware, software, documentation, or production to a production system to correct errors, meet new requirements, or improve processing efficiencies are termed: compliance. production. maintenance. acceptance. conversion.
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maintenance.
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If an organization's requirements conflict with the software package chosen and the package cannot be customized, the organization should: select a different package. outsource the development of the system. redesign the RFP. (Request for proposal) change the evaluation process. change its procedures.
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change its procedures.
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The systems design step comes before: implementation. conversion. systems analysis. a feasibility study. requirements analysis.
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conversion.
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Users prefer systems that: are oriented to facilitating organizational tasks and solving business problems. work with existing DBMS. are able to provide optimum hardware and software efficiency. are capable of storing much more data than they need. are cloud-based.
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are oriented to facilitating organizational tasks and solving business problems.
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The oldest method for building information systems is: JAD. (Joint application design) prototyping. object-oriented development. SDLC (systems development life cycle). RAD. (Rapid application development)
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SDLC
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Object-oriented development could potentially reduce the time and cost of writing software because: object-oriented programming requires less training. iterative prototyping is not required. objects are reusable. a single user interface object can be used for the entire application. end users are responsible for creating the early prototypes.
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objects are reusable.
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In a direct cutover conversion strategy, the new system: is tested by an outsourced company. replaces the old one at an appointed time. and the old are run together. is introduced in stages. is run in at least two separate divisions in order to compare results.
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replaces the old one at an appointed time.
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________ is a tangible benefit of information systems. Improved asset usage Reduced workforce Better corporate image More information Improved resource control
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Reduced workforce
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Which of the following is an online development environment? JAD (Joint application design) CASE (Computer-aided software engineering) RAD (Rapid application development) PaaS SDLC (System development life cycle)
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PaaS
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The entire system-building effort is driven by: senior managers. the CIO. executive information requirements. end-user information requirements. the project management team.
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end-user information requirements.
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According to the chapter case, what was the primary problem facing the Girl Scouts regarding their supply chain problems? There were high error rates in ordering and fulfillment. It required too much time of volunteers. The paper-based system was outdated. There was no integration with suppliers. The ordering process was inefficient for a large volume of orders.
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The ordering process was inefficient for a large volume of orders.
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You are an IT project manager for an advertising firm. The firm wishes to create an online survey tool that will be used to survey focus group reactions to products in development. The most important consideration for the firm is being able to offer the tool as soon as possible as a new corporate service. However, you know that many of the senior managers that are business owners of this project have difficulty in understanding technical or software development issues, and are likely to change their requirements during the course of development. What development method would be most successful for this project? RAD (Rapid application development) JAD (Joint application design) End-user development Prototyping SDLC (System development life cycle)
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Prototyping
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In the traditional systems development lifecycle, end users: contribute heavily throughout development. have no input. contribute only during testing. are important only during the conversion phase. are limited to providing information requirements and reviewing the technical staff's work.
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are limited to providing information requirements and reviewing the technical staff's work.
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According to the chapter case, the primary problem facing the Girl Scouts regarding their supply chain problems was that the ordering process was inefficient for a large volume of orders. True False
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True
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Gathering information requirements is the first step in developing a new information system. True False
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False
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Maintenance is the last step in developing a new information system. True False
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True
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The __________ process develops a detailed description of the functions that a new information system must perform. Requirement analysis End-user information requirements Implement tee solution
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Requirements analysis
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The entire system-building effort is driven by __________. Require analysis End-user information requirements Implement tee solution
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End-user information requirements
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Developing an information system has been compared to the problem-solving process. Which one of the following problem-solving steps is not a part of system analysis? Require analysis End-user information requirements Implement the solution
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Implement the solution
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The systems design step comes before the __________ step. Testing Conversion Design Analysis
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Conversion
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Each program in a new information system is tested separately in: System testing Acceptance testing Unit testing
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Unit testing
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Tests the functioning of the system as a whole System testing Acceptance testing Unit testing
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System testing
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Provides the final certification that the system is ready to be used in a production setting System testing Acceptance testing Unit testing
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Acceptance testing
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What is the first step in developing a new information system? Programming Defining the problem Feasibility study Gathering information requirement
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Defining the problem
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At what stage of the systems development process are information/user requirements established? Testing Conversion Design Analysis
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Analysis
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One problem with prototyping is that the systems constructed may not be able to handle large quantities of data in a production environment. True False
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True
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A feasibility determines whether a system solution is achievable from a______________. Financial standpoint Technical standpoint Organization standpoint All of the above
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All of the above