Systems Analysis and Design Chapter 6
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Questions and Answers

What is the primary focus of systems analysis?

  • Developing the system's infrastructure
  • Determining the system's requirements (correct)
  • Maintaining the system's functionality
  • Configuring the system's implementation

    • What is the primary goal of systems design?

  • Identifying the system's requirements
  • Developing the system's infrastructure
  • Configuring the system's implementation (correct)
  • Maintaining the system's functionality

    • What is the relationship between systems analysis and design?

  • Systems analysis is a subset of systems design
  • Systems analysis and design are interchangeable terms
  • Systems design is a subset of systems analysis
  • Systems analysis provides the input for systems design (correct)

    • What is the primary output of systems design?

    <p>System implementation</p> Signup and view all the answers

    What is the purpose of the design activities in systems development?

    <p>To bridge the gap between requirements and implementation</p> Signup and view all the answers

    What is the focus of chapters 2, 3, 4, 5, and Online B in the text?

    <p>System analysis activities</p> Signup and view all the answers

    What is the primary objective of design in systems analysis and design?

    <p>To define, organize, and structure the components of the final solution</p> Signup and view all the answers

    What is the relationship between systems analysis and design?

    <p>Analysis results are used as input for design</p> Signup and view all the answers

    What corresponds to components of the new system during design activities?

    <p>The environment, application components, user interface, database, software classes, and methods</p> Signup and view all the answers

    What is the purpose of key design questions for each activity?

    <p>To guide the design activities</p> Signup and view all the answers

    What is the relationship between design activities and iterations?

    <p>Design activities involve iterative refinement</p> Signup and view all the answers

    What is the flow of systems analysis and design?

    <p>Analysis to design to implementation</p> Signup and view all the answers

    What is a key consideration when designing application components?

    <p>The scope and size of the component's functions and boundaries</p> Signup and view all the answers

    What is a critical aspect of the user interface?

    <p>It has a large impact on user productivity</p> Signup and view all the answers

    Which of the following is NOT a consideration when designing application components?

    <p>Network protocols</p> Signup and view all the answers

    Why is it important to consider multiple user interfaces?

    <p>Because of the variety of devices and environments</p> Signup and view all the answers

    What is an important consideration when communicating with external systems?

    <p>Message formats</p> Signup and view all the answers

    What is the primary focus of the user interface?

    <p>The system as a whole</p> Signup and view all the answers

    What is a fundamental requirement for an Information System?

    <p>Data stored in a database</p> Signup and view all the answers

    What type of database management system is commonly used in current technology?

    <p>Relational Database Management System</p> Signup and view all the answers

    What is a typical design class diagram comprised of?

    <p>Attributes and methods</p> Signup and view all the answers

    What is the primary goal of the design phase in systems development?

    <p>To model the system's implementation</p> Signup and view all the answers

    What is one of the activities involved in Systems Design?

    <p>Designing the user interface</p> Signup and view all the answers

    What is the bridge between systems analysis and implementation?

    <p>Systems design</p> Signup and view all the answers

    What is typically required for an Information System?

    <p>Data – usually in a database</p> Signup and view all the answers

    What is a common database management system used in current technology?

    <p>Relational Database Management Systems (RDBMS)</p> Signup and view all the answers

    What is a typical design class diagram composed of?

    <p>Attributes and methods</p> Signup and view all the answers

    What is the bridge between systems analysis and implementation?

    <p>Systems Design</p> Signup and view all the answers

    What is one of the activities involved in Systems Design?

    <p>Designing the Database</p> Signup and view all the answers

    What type of database management system is frequently used in current technology?

    <p>Relational Database Management Systems (RDBMS)</p> Signup and view all the answers

    What is a typical design class diagram comprised of?

    <p>Attributes and methods</p> Signup and view all the answers

    What is the primary focus of Systems Design?

    <p>Modeling to specify how the system will be implemented</p> Signup and view all the answers

    What is a fundamental requirement for an Information System?

    <p>Database</p> Signup and view all the answers

    What is the bridge between Systems Analysis and implementation?

    <p>Systems Design</p> Signup and view all the answers

    Study Notes

    Overview of Systems Design

    • Systems design defines how a system will be structured and operated, bridging the gap between analysis and implementation.
    • Analysis identifies requirements ("what" is needed), while design focuses on specifications ("how" to achieve it).

    Design Activities

    • Design includes several key activities:
      • Describing the environment
      • Designing application components
      • Creating user interfaces
      • Designing databases
      • Defining software classes and methods

    Environment Description

    • Essential elements include:
      • Communication with external systems
      • Message formats, network protocols, and security methods
      • Error detection and recovery mechanisms
      • Conformity to established technology architecture

    Application Components

    • Defined as distinct software units that perform specific functions.
    • Key considerations include:
      • Scope and boundaries of functions
      • Accepted programming languages
      • Make-or-buy decisions for software solutions

    User Interface Design

    • Serves as the primary interaction point for users, impacting productivity significantly.
    • Requires integration of both analysis and design efforts, with heavy user involvement.
    • Needs to accommodate multiple user interfaces across various devices and environments.

    Database Design

    • An information system relies on databases to manage data, often using Relational Database Management Systems (RDBMS).
    • Involves converting the data model into a relational schema, ensuring data integrity and accessibility.

    Software Classes and Methods

    • Software classes encapsulate data and behavior, providing a structured approach to programming.
    • Designing methods involves specifying core functionalities and interactions within the application components.

    Documentation and Coordination

    • Both analysis and design outputs must be thoroughly documented to facilitate collaboration among team members.
    • Effective documentation serves as a blueprint for development, ensuring all stakeholders understand system structure and functionalities.

    Key Design Questions

    • Each design activity entails critical questions to guide development:
      • What are the required functionalities?
      • How do components integrate and interface with each other?
      • What security protocols are necessary for data protection?

    Iterative Design Process

    • Design activities are typically iterative, allowing for adjustments based on feedback and evolving requirements.
    • Continuous refinement leads to a robust final solution that aligns with user needs and technical specifications.

    Learning Objectives

    • Understanding the differences between systems design and analysis.
    • Familiarity with various design documents and modeling techniques.
    • Knowledge of the primary activities involved in systems design and their significance in the development process.

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    Related Documents

    ch.6 (2).pptx

    Description

    This quiz covers the foundations of systems design, contrasting it with systems analysis, and explaining the inputs, outputs, and major design activities. Based on Systems Analysis and Design in a Changing World, 7th Ed, Chapter 6.

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