Information Systems and Decision Support Systems
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Questions and Answers

What is the purpose of a Decision Support System (DSS)?

  • To provide comprehensive reports for planning
  • To collect data from various sources
  • To automate all decision-making processes
  • To explore the impact of available options or decisions (correct)

Which system primarily supports professional workers?

  • Knowledge Work Systems (KWS) (correct)
  • Automatic Decision-Making Systems
  • Office Automation Systems (OAS)
  • Decision Support Systems (DSS)

What does a subsystem represent in the context of a system?

  • An alternative system that duplicates the main system's functions
  • A smaller component of a larger system (correct)
  • The main system itself
  • An independent system that functions separately

What is a common feature of Artificial Intelligence (AI) systems?

<p>They behave intelligently in predefined scenarios (A)</p> Signup and view all the answers

What does functional decomposition involve in information systems?

<p>Dividing a system into smaller subsystems and components (A)</p> Signup and view all the answers

What is one reason suppliers prefer to ship parts in smaller daily batches?

<p>To minimize inventory holding costs (B)</p> Signup and view all the answers

What is a common goal of management regarding financial information?

<p>To maintain a current understanding of financial performance (A)</p> Signup and view all the answers

How does marketing aim to improve its strategies?

<p>By tracking purchasing patterns and buyer trends (D)</p> Signup and view all the answers

What flexibility do employees demand in their benefits programs?

<p>More variety and customization options (C)</p> Signup and view all the answers

What production planning requirement is emphasized for effective manufacturing?

<p>Careful planning of product quantities each week (B)</p> Signup and view all the answers

What is the primary responsibility of a project manager?

<p>Managing the development of a system (A)</p> Signup and view all the answers

Which of the following is NOT one of the five major project management fundamentals?

<p>Project Evaluation (A)</p> Signup and view all the answers

What does project initiation primarily involve?

<p>Defining the problem (C)</p> Signup and view all the answers

Which activity is essential for determining project feasibility?

<p>Identifying possible risks (D)</p> Signup and view all the answers

What types of responsibilities does a project manager have?

<p>Both internal and external responsibilities (A)</p> Signup and view all the answers

How can a project analyst identify problems in an organization?

<p>By checking output and observing behavior (C)</p> Signup and view all the answers

Why can managing a project be difficult?

<p>Unreasonable demands from sponsors (A)</p> Signup and view all the answers

Which is a key element in assessing opportunities for improvement in a project?

<p>Identifying problems that can be solved with systems (D)</p> Signup and view all the answers

What is the main focus of the agile SDLC model?

<p>Adaptability and customer satisfaction (A)</p> Signup and view all the answers

Which of the following best describes methodologies in systems development?

<p>Comprehensive guidelines for completing SDLC activities (D)</p> Signup and view all the answers

What is the purpose of models in system development?

<p>Representations of important aspects of the real world (D)</p> Signup and view all the answers

Which of the following models is NOT typically used for project management?

<p>Entity-relationship Diagram (A)</p> Signup and view all the answers

What distinguishes agile methods from traditional methods?

<p>Agile methods anticipate change and provide flexibility. (A)</p> Signup and view all the answers

Which of the following is a diagram model commonly used in systems development?

<p>Class Diagram (B)</p> Signup and view all the answers

Which statement about rapid prototyping is accurate?

<p>It is a method for creating initial versions of software for feedback. (D)</p> Signup and view all the answers

Which models help manage development processes?

<p>Gantt Chart and PERT Chart (A)</p> Signup and view all the answers

What is the main purpose of the key launch question, 'Are we ready to start?'

<p>To challenge business assumptions (B)</p> Signup and view all the answers

Which type of users primarily need strategic information?

<p>Executive users (D)</p> Signup and view all the answers

What do functional requirements define in a system?

<p>Activities the system must perform (D)</p> Signup and view all the answers

Which of the following is considered a nonfunctional requirement?

<p>Performance objectives (C)</p> Signup and view all the answers

What is a key component of the analysis phase in systems analysis?

<p>Understanding business functions (B)</p> Signup and view all the answers

Who are considered stakeholders in system requirements determination?

<p>Users, clients, and technical staff (C)</p> Signup and view all the answers

Which of the following characteristics is part of successful requirements determination?

<p>Paying attention to details (D)</p> Signup and view all the answers

What does the sampling technique involve?

<p>Systematically selecting representative elements of a population (D)</p> Signup and view all the answers

What is the relationship between information gathering and model building in systems analysis?

<p>Information gathering informs model building and vice versa. (B)</p> Signup and view all the answers

Which group of users is primarily concerned with day-to-day operations?

<p>Business users (C)</p> Signup and view all the answers

What document is typically created during the analysis phase?

<p>Model of the existing system (A)</p> Signup and view all the answers

What is the focus of the Zachman Framework for Enterprise Architecture?

<p>Balancing current business functions with new system requirements (A)</p> Signup and view all the answers

Which statement best describes vertical user roles in an organization?

<p>They involve information needs of different management levels. (A)</p> Signup and view all the answers

Which option best describes the role of a systems analyst in business process reengineering (BPR)?

<p>To discover opportunities for process improvement using IT (C)</p> Signup and view all the answers

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