Decision Support and Business Intelligence Systems Chapter 4 Quiz
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Questions and Answers

What is the main focus of Chapter 4 in the Decision Support and Business Intelligence Systems book?

  • Exploring the history of decision support systems
  • Discussing the impact of technology on modern businesses
  • Analyzing the marketing strategies of multinational corporations
  • Understanding the basic concepts of management support system (MSS) modeling (correct)

Which type of analysis does Chapter 4 describe in the Decision Support and Business Intelligence Systems book?

  • Demographic analysis and trend prediction
  • Cost-benefit analysis and financial forecasting
  • Market analysis and consumer behavior
  • Sensitivity analysis, what-if analysis, and goal seeking (correct)

What does the opening vignette in Chapter 4 focus on?

  • Innovation in the Chilean food industry
  • The challenges faced by the Chilean agricultural sector
  • The impact of globalization on food consumption
  • Model-Based Auctions Serving More Lunches in Chile (correct)

What is the primary purpose of MSS models interacting with data and users as described in Chapter 4?

<p>To provide decision support for management (A)</p> Signup and view all the answers

Which concept does Chapter 4 explain as a method for solving MSS models?

<p>Optimization, simulation, and heuristics (B)</p> Signup and view all the answers

What is one of the well-known model classes described in Chapter 4?

<p>Linear programming model (B)</p> Signup and view all the answers

What is the key element in most MSS?

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

What does dynamic analysis in decision making evaluate?

<p>Trends and patterns over time (A)</p> Signup and view all the answers

Which company uses several DSS models collectively to support strategic decisions?

<p>Procter &amp; Gamble (A)</p> Signup and view all the answers

What is the purpose of treating certainty, uncertainty, and risk in modeling for MSS?

<p>Forecasting/predicting (D)</p> Signup and view all the answers

What technique aims to find a good enough solution using 'commonsense' rules?

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

Which type of models aims to find the best solution in one step using a formula?

<p>Optimization via analytic formula (C)</p> Signup and view all the answers

What represents scenarios that change over time and is more realistic than static models?

<p>Dynamic models (B)</p> Signup and view all the answers

What aims to find the best solution from a large number of alternatives using a step-by-step process?

<p>Optimization via algorithm (A)</p> Signup and view all the answers

What aims to find a good enough solution by experimenting with a dynamic model of the system?

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

Linear programming models aim to find the best solution in one step using a formula.

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

Search methods are used to solve MSS models without any differences among algorithms, blind search, and heuristics.

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

Spreadsheets cannot be used for MSS modeling and solution as described in Chapter 4.

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

Static analysis provides a single snapshot of the situation over multiple intervals. (True/False)

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

Dynamic models represent trends and patterns over time, making them less realistic than static models. (True/False)

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

Decision analysis of a few alternatives can be performed using decision tables and decision trees. (True/False)

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

Optimization via mathematical programming always involves finding the best solution in one step using a formula. (True/False)

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

Heuristic programming aims to find a good enough solution by following strict, predefined rules. (True/False)

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

DuPont simulates the Rail Transportation System to increase revenue by incurring capital expenses. (True/False)

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

Fiat and Pillowtex focus on operational efficiency using MSS modeling. (True/False)

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

Multiple models in a MSS can each represent a different part of the decision-making problem. (True/False)

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

Static analysis evaluates scenarios that change over time and are time-dependent. (True/False)

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

MSS modeling leads to increased cost but reduced revenue. (True/False)

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

What is the primary purpose of influence diagrams in MSS modeling?

<p>To visually communicate model relationships (A)</p> Signup and view all the answers

What type of analysis evaluates scenarios that change over time and represents trends and patterns?

<p>Dynamic analysis (D)</p> Signup and view all the answers

What category of models aims to find the best solution from a small number of alternatives?

<p>Decision tables (C)</p> Signup and view all the answers

Which type of models aims to find the best solution in one step using a formula?

<p>inventory models (C)</p> Signup and view all the answers

What is the purpose of treating certainty, uncertainty, and risk in modeling for MSS?

<p>To assess and manage the level of uncertainty and risk (A)</p> Signup and view all the answers

What is the goal of goal-seeking analysis?

<p>To determine the values of inputs needed to achieve a goal (C)</p> Signup and view all the answers

What is the key element in most MSS as mentioned in the text?

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

In heuristic programming, what is the purpose of cuts in the search space?

<p>To get satisfactory solutions more quickly and less expensively (D)</p> Signup and view all the answers

What technique aims to find a good enough solution using 'commonsense' rules?

<p>Heuristic programming (A)</p> Signup and view all the answers

When is heuristic programming used?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary objective of static analysis as described in the text?

<p>To provide a single snapshot of the situation over single intervals (C)</p> Signup and view all the answers

What is the traveling salesman problem?

<p>A problem where a salesman must visit customers in several cities, visiting each city only once, across the country (A)</p> Signup and view all the answers

'DecisionPro' by Vanguard Software Co. supports which type of graphical representation for MSS models?

<p>'Hierarchical' diagrams (A)</p> Signup and view all the answers

What are the major characteristics of simulation?

<p>Imitates reality and captures its richness (D)</p> Signup and view all the answers

Which company uses several DSS models collectively to support strategic decisions as mentioned in the text?

<p>Procter &amp; Gamble (D)</p> Signup and view all the answers

What are the advantages of simulation?

<p>Produces important performance measures (A)</p> Signup and view all the answers

What represents one of the limitations of simulation?

<p>Can guarantee an optimal solution (A)</p> Signup and view all the answers

What is the main focus of Chapter 4 in the Decision Support and Business Intelligence Systems book?

<p>Understanding the basic concepts of management support system (MSS) modeling (A)</p> Signup and view all the answers

What is the purpose of treating certainty, uncertainty, and risk in modeling for MSS?

<p>To ensure that decision-makers consider all possible outcomes (D)</p> Signup and view all the answers

What represents scenarios that change over time and is more realistic than static models?

<p>Dynamic analysis (B)</p> Signup and view all the answers

What does the opening vignette in Chapter 4 focus on?

<p>Model-Based Auctions in Chile (A)</p> Signup and view all the answers

What is one of the well-known model classes described in Chapter 4?

<p>Decision tables (B)</p> Signup and view all the answers

Which type of analysis does Chapter 4 describe in the Decision Support and Business Intelligence Systems book?

<p>Sensitivity analysis (B)</p> Signup and view all the answers

What aims to find a good enough solution by experimenting with a dynamic model of the system?

<p>Heuristic programming (D)</p> Signup and view all the answers

What represents the key element in most MSS?

<p>Interaction with data and users (C)</p> Signup and view all the answers

Fiat and Pillowtex focus on operational efficiency using MSS modeling. (True/False)

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

Spreadsheets cannot be used for MSS modeling and solution as described in Chapter 4. (True/False)

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

What is the main advantage of using a spreadsheet for modeling in MSS?

<p>Seamless integration with databases (D)</p> Signup and view all the answers

What is the primary feature of a dynamic model in MSS?

<p>Capability to represent trends and patterns over time (C)</p> Signup and view all the answers

What is the purpose of decision tables in MSS modeling?

<p>To simplify complex relationships (C)</p> Signup and view all the answers

What does the 'optimistic approach' aim to achieve in decision analysis?

<p>Maximize expected values (A)</p> Signup and view all the answers

Which method is used to solve managerial problems involving resource allocation in MSS?

<p>Linear programming (A)</p> Signup and view all the answers

What are the characteristics of a linear programming (LP) problem?

<p>Linear relationships and limited resources with restrictions (C)</p> Signup and view all the answers

How are linear programming steps represented in the model?

<p>Inputting data into specific cells in Excel or LINDO software (A)</p> Signup and view all the answers

What is the objective of the Product-Mix Linear Programming Model?

<p>Maximize total profit per month (B)</p> Signup and view all the answers

What does the 'Pessimistic approach' aim to achieve in decision analysis?

<p>Minimize expected values (D)</p> Signup and view all the answers

Flashcards

MSS Modeling

A process of building representations of business situations to support decision-making.

Sensitivity Analysis

A technique for evaluating how changes in inputs impact model outcomes.

What-If Analysis

Examining different scenarios by varying input values.

Goal-Seeking Analysis

Determining input values needed to achieve a specific outcome.

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Optimization

Finding the best solution from all available choices.

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Simulation

Creating a computer model of a system to test different scenarios.

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Heuristics

Rules of thumb used to find a good enough solution quickly.

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Linear Programming

A mathematical technique for finding optimal solutions under constraints.

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Dynamic Analysis

Evaluates how a system changes over time.

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Static Analysis

Provides a single snapshot of a system at a specific time.

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Decision Tables

A structured way to represent a decision with multiple alternatives and conditions.

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Decision Trees

A diagram that represents decisions and their possible outcomes with conditional probabilities.

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Optimization via Algorithm

Finding the best solution using computational steps.

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Optimization via Analytic Formula

Finding the best solution using a direct mathematical formula.

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Influence Diagrams

Visual representation of the relationships between variables in a model.

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