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Busıness Decısıon Models (ENG)

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0 doğru · 0 yanlış · 20 kaldı
  1. 1

    A system has 4 equations and 7 variables. For this system of equations, how many basic solutions are there ?

  2. 2

    For this system of equations, how can basic solutions be determined?  

  3. 3

    Which of the followings refers that the objective value of Z and the objective value of W are equal only if the basic feasible solution is the optimal for the primal as well as the dual model?

  4. 4

    A system of equations has six variables (n=6) in its three equations (m=3). How many basic solutions does the system have?

  5. 5

    "A balanced transportation problem has ________ (1) basic variables in its basic feasible solution, whereas the number of the constraint equations is _______ (2)." Fill in the blanks with correct equations.

  6. 6

    Which of the following explains the non-basic variables?

  7. 7

    In which state does Markov chain lock itself once it is in it? 

  8. 8

    The solution of a transportation model follows three steps to reach the optimum. Which of the options include these three steps in the correct order?

  9. 9

    Which of the following statements is not true regarding "stochastic process"?

  10. 10

    In the chart above which points are not feasible?

  11. 11

    Which of the following phrases can not be said about the Transportation Model?

  12. 12

    I. ⌈1 0 0⌉  II. ⌈0 0 1⌉  III. ⌈1 0 1⌉

        |0 1 0|        |0 1 0|          |0 1 0|

       ⌊0 0 1⌋      ⌊1 0 0⌋         ⌊1 0 1⌋

    Which one of the matrices above is the identity matrix ?

  13. 13

    In which game, a couple Mark and Kelly wish to go out together, but they have different preferences?

  14. 14
    I. Decision making under limited time II. Decision making under certainty III. Decision making under uncertainty IV. Decision making under risks  Which of the above are the decision-making environments according to the level of knowledge?
  15. 15

    In which decision making environment, the decision maker has information about the probability of occurrence of each event?

  16. 16

    The difference between the expected value under certainty and the expected value under risk is called:

  17. 17
    In which decision making environment, the decision maker has no information and knowledge about outcomes of the events or probability of occurrence of the events?
  18. 18
    1. x1 , x2 , x3 ≥ 0
    2. 8x2 – x1 ≥ 0
    3. x1, x2, ≥ 0
    4. ei , xi ≥ 0 for all i = 1,...,4
    5. xi,j ≥ 0 (i=1,2,3)   (j=1,2,3,4)

    Which of the above can be non-negativity constraints in a linear model?

  19. 19

    Which of the following is not one of the steps of the operations research approach?

  20. 20

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

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