Systems Analysis & Design Chapter 1

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11 Questions

Define what an information system is.

An information system is an arrangement of people, data, processes, and information technology that interact to collect, process, store, and provide as output the information needed to support an organization.

Which of the following is an example of an information system application?

Transaction Processing System (TPS)

An office automation system supports a wide range of business office activities.

True

A stakeholder is any person who has an interest in an __________ or proposed information system.

existing

Match the technology with its description:

Mobile and Wireless Technologies = Includes PDAs, Smartphones, Bluetooth, and Wireless networking Object Technologies = Defines systems in terms of objects that consolidate data and behavior Networks and the Internet = Includes mainframe time-sharing systems, network servers, and a variety of client computers

What does ERP stand for?

Enterprise Resource Planning

What is the main purpose of Supply Chain Management (SCM) software?

Optimizes business processes for raw material procurement through finished product distribution

Which of the following are representative vendors of Customer Relationship Management (CRM) software? (Select all that apply)

Siebel

Middleware is the software used to translate and route data between different applications.

True

What is the set of activities, methods, best practices, and tools that stakeholders use to develop and maintain information systems and software known as? It is referred to as the ___________.

system development process

Match the following stages of system development with their descriptions:

System initiation = Initial planning for a project to define business scope, goals, schedule, and budget. System analysis = Study of a business problem domain to recommend improvements and specify business requirements. System design = Specification or construction of a technical, computer-based solution for business requirements. System implementation = Construction, installation, testing, and delivery of a system into production.

Study Notes

Chapter 1: The Context of Systems Analysis and Design Methods

Definition of Information Systems and Types

  • An information system (IS) is an arrangement of people, data, processes, and information technology that interact to collect, process, store, and provide information to support an organization.
  • Seven types of information system applications:
    • Transaction Processing System (TPS)
    • Management Information System (MIS)
    • Decision Support System (DSS)
    • Expert System
    • Communications and Collaboration System
    • Office Automation System

Stakeholders in Information Systems

  • Stakeholders are people who have an interest in an existing or proposed information system.
  • Types of stakeholders:
    • System Owners: sponsors and executive advocates responsible for funding the project.
    • System Users: internal and external users who will use or be affected by the system.
    • System Designers and System Builders: technical specialists who design and construct information systems.
    • Systems Analysts: specialists who study business problems and needs to determine how people, data, processes, and information technology can best accomplish improvements.

Systems Analysts' Roles and Skills

  • The systems analyst's role involves:
    • Studying business problems and needs.
    • Determining how people, data, processes, and information technology can best accomplish improvements.
    • Facilitating solutions to improve business operations.
  • Skills needed:
    • Working knowledge of information technology.
    • Computer programming experience and expertise.
    • General business knowledge.
    • Problem-solving skills.
    • Interpersonal communication and relations skills.
    • Flexibility and adaptability.
    • Character and ethics.

Current Business Drivers for Information Systems Development

  • Globalization of the economy.
  • Electronic commerce and business.
  • Security and privacy.
  • Collaboration and partnership.
  • Knowledge asset management.
  • Continuous improvement and total quality management.
  • Business process redesign.

Current Technology Drivers for Information Systems Development

  • Networks and the Internet.
  • Mobile and wireless technologies.
  • Object technologies.
  • Collaborative technologies.
  • Enterprise applications (ERP, SCM, CRM, EAI).

System Development Process

  • A simple system development process involves:
    1. Identifying the problem.
    2. Analyzing and understanding the problem.
    3. Identifying solution requirements or expectations.
    4. Identifying alternative solutions and choosing the best course of action.
    5. Designing the chosen solution.
    6. Implementing the chosen solution.
    7. Evaluating the results.
  • Systems development and problem-solving approaches:
    • Sequential development.
    • Iterative development.

This quiz covers the basics of systems analysis and design, including the definition of information systems, types of applications, and the role of systems analysts. It also identifies different types of stakeholders and their skills.

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