Seçmeli Ara Sınav - Busıness Decısıon Models

Soru 1:

These are the values of alternatives and events. They are usually numeric values. Which common characteristic of decision making is defined above?

A) Strategies or Actions B) Events or States of Nature C) Outcomes or Pay-Offs D) Pay-Off Table or Pay-Off Matrix E) Objectives

Soru 2:

In decision making problems, decision branches are used to represent _________ and chance branches are used to show the states of _________. Which of the following options complete the definition above ?

A) events / nature B) alternatives / strategies C) alternatives / nature D) nature /events E) strategies / alternatives

Soru 3:

When the decision maker knows everything about the problem and outcomes of the events, what is the decision making environment called?

A) Decision Making Under Certainty B) Decision Making Under Risk C) Decision Making Process D) Decision Making Under Uncertainty E) Scarce Source

Soru 4:

A person who runs a soft drink shop plans to buy a vending machine for selling hot drinks in the upcoming winter months. The shopkeeper has identified five types of vending machines. The cost of these machines to the shopkeeper according to the density of the sales in winter is given in the table below. The shopkeeper has optimistic personality structure. Accordingly, which is the most appropriate decision for the shopkeeper?

A) Vending Machine 1 B) Vending Machine 2 C) Vending Machine 3 D) Vending Machine 4 E) Vending Machine 5

Soru 5:

Which assumption of linear modeling means that each parameter of a linear programming model is constant in all conditions?

A) Additivity B) Proportionality C) Certainty D) Constraint E) Feasibility

Soru 6:

What is the third step in the decision-making process?

A) Defining the problem B) Establishing objectives C) Listing all possible decision alternatives D) Identifying the possible outcomes for each decision alternative E) Identifying the pay-off matrix for each combination of alternatives

Soru 7:

When the decision maker knows everything about the problem and outcomes of the events. When the decision maker has information about the probabilities of occurrence of the events. When the decision maker has no information about the probabilities of occurrence and outcomes of the events. What are the decision making environments called in the situations above?

A) Decision making under uncertaintyDecision making under riskDecision making under certainty B) Decision making under riskDecision making under certaintyDecision making under uncertainty C) Decision making under certaintyDecision making under uncertaintyDecision making under risk D) Decision making under uncertaintyDecision making under certaintyDecision making under risk E) Decision making under certaintyDecision making under riskDecision making under uncertainty

Soru 8:

Events Outcomes Alternatives Objectives Which of the above are indicated in a a pay-off matrix?

A) I and III B) II and IV C) I, II and III D) I, III and IV E) II, III and IV

Soru 9:

What demonstrates the average additional amount the investor would have achieved by making the right decision instead of a wrong one?

A) Expected value criterion B) Expected opportunity loss criterion C) Maximum probability criterion D) Expected profit criterion E) Risky investment criterion

Soru 10:

Scarce source Uncertainty Information Psychological factors Which of the above are among the reasons for making decisions difficult or easy?

A) I, II and III B) I, III and IV C) I, II and IV D) II, III and IV E) I, II, III and IV

Soru 11:

Urban Planning Currency Arbitrage Inventory Control Agricultural Planning Logistics In which of the areas above operations research applications, particularly linear programming, are now used as a standard method for decision making?

A) I and II B) II and III C) I, III and IV D) I, III, IV and V E) I, II, III, IV and V

Soru 12:

Which disadvantage of linear modeling is described below? "Linear programming is only effective if the model you use reflects the real world."

A) Modeling B) Minimizing C) Reality D) Linearity E) Inflexibility

Soru 13:

When the decision maker has no information about the probabilities of occurrence and outcomes of the events, what is the decision making environment called?

A) Decision Making Under Risk B) Decision Making Under Certainty C) Decision Making Under Uncertainty D) Decision Making Process E) Scarce Source

Soru 14:

Problem definition System analysis for the problem and data gathering Model construction Model solution and testing The decision of implementing the solution What is the correct order of the definitive steps of operations research approach above?

A) I-II-III-IV-V B) II-I-III-V-IV C) III-I-II-IV-V D) III-V-I-II-IV E) III-II-I-IV-V

Soru 15:

Which formula can be applied to calculate Criterion of Optimism?

A) B) C) D)

Soru 16:

Which of the following is the function of a linear programming model that is desired to be maximized or minimized?

A) Model solution B) Model construction C) An optimal solution D) An objective function E) Feasible Region

Soru 17:

I. Expected Monetary Value II. Expected Opportunity Loss III. Maximum Certainty IV. Maximum Probability Which of the criterions above are among decision theory criterions?

A) I and II B) III and IV C) I, II and III D) I, II and IV E) I, II, III and IV

Soru 18:

For a TL cost strategy table the lowest expected value is 625 and the expected value with perfect information is 575. What is the expected value of perfect information ?

A) 25 B) 100 C) 50 D) 1.200 E) 600

Soru 19:

Define decision problem Establish objectives Identify the possible outcomes for each decision alternative Determine the best alternative and make your decision Which of the above are among the steps of decision making process?

A) I, II and III B) I, III and IV C) I, II and IV D) II, III and IV E) I, II, III and IV

Soru 20:

What is the line connecting the nodes on a decision tree called?

A) State of nature B) Payoff C) Chance node D) Decision node E) Branch