6. The application of OR techniques involves ………… approach
Correct : B. Team
7. OR techniques helps to find ………..solution
Correct : C. Optimal
8. Modern scientific management research originated during ……
Correct : A. World war II
9. ………. helps management to evaluate alternative course of action for selecting the best course of action
Correct : A. Operations research
10. ………. Theory is an important operations research technique to analyze the queuing behaviour.
Correct : A. Waiting line
11. ……….. is an important Operations research technique to be used for determining
optimal allocation of limited resources to meet the given objectives.
Correct : D. Linear programming
12. ………… model involves all forms of diagrams
Correct : A. iconic
13. An organization chart is an example of
Correct : C. Analogue
14. …. Is known as symbolic model
Correct : B. Mathematical
15. A map indicates roads, highways, towns and the interrelationship is an ……model
Correct : C. analogue
16. ………..models in which the input and output variables follow a probability distribution.
Correct : D. Deterministic model
17. ………. Example of probabilistic model
Correct : A. Game theory
18. ………..is a method of analyzing the current movement of the same variable in an effort to predict the future movement of the same variable.
Correct : B. Markov analysis
19. Constraints in an LP model represent
Correct : D. all of the above
20. Linear programming is a
Correct : D. all of the above
21. A constraint in an LP model restricts
Correct : D. all of the above
22. The best use of linear programming technique is to find an optimal use of
Correct : D. all of the above
23. Which of the following as an assumption of an LP model
Correct : D. all of the above
24. Most of the constraints in the linear programming problem are expressed as ……….
Correct : B. Inequality
25. The graphical method of LP problem uses
Correct : D. All the above
26. A feasible solution to a linear programming problem
Correct : A. Must satisfy all problem constraints simultaneously
27. While plotting constraints on a graph paper, terminal points on both axes are connected by a straight line because
Correct : C. The constraints are linear equations or in equalities
28. Constraints in LP problem are called active if they
Correct : A. Represent optimal solution
29. The solution space of a LP problem is unbounded due to
Correct : C. Neither (a) nor (b)
30. While solving LP problem graphically, the area bounded by the constraints is called
Correct : A. Feasible region
31. Which of the following is not a category of linear programming problems?
Correct : D. All of the above are categories of linear programming problems.
32. A linear programming model does not contain which of the following components?
Correct : D. A spread sheet
33. Which of the following may not be in a linear programming formulation?
Correct : B. >.
34. While solving an LP problem infeasibility may be removed by
Correct : C. Removing a constraint
35. Straight lines shown in a linear programming graph indicates
Correct : B. Constraints
36. All negative constraints must be written as
Correct : C. Greater than or equal to
37. In linear programming problem if all constraints are less than or equal to, then the
feasible region is
Correct : B. Below the lines
38. ……… is a series of related activities which result in some product or services.
Correct : A. Network
39. Any activity which does not consume either any resource or time is called ………..activity.
Correct : C. Dummy
40. An activity which must be completed before one or more other activities start is known as ……….activity.
Correct : A. Predecessor
41. Activities that cannot be started until one or more of the other activities are completed, but immediately succeed them are called ……activities
Correct : B. Successor
42. An event which represents the beginning of more than one activity is known as
………..event.
Correct : C. Burst
43. If two constraints do not intersect in the positive quadrant of the graph, then
Correct : D. None of the above
44. Constraint in LP problem are called active if they
Correct : A. Represent optimal solution
45. Alternative solutions exists of an LP model when
Correct : B. Objective function equation is parallel to one of the constraints
46. While solving an LP problem, infeasibility may be removed by
Correct : C. Removing a constraint
47. ………is that sequence of activities which determines the total project time.
Correct : B. Critical path
48. Activities lying on the critical path are called………….
Correct : C. Critical activities
49. It ………. at which an activity can start.
Correct : A. EST
50. ………… is the earliest starting time plus activity time.
Correct : B. EFT
51. ………. is the latest time by which an activity can be started without delaying the
completion of the project.
Correct : C. LST
52. ……….is the latest time by which an activity can be finished without delaying the
completion of the project.
Correct : D. LFT
53. ……………is the duration by which an activity can be delayed without delaying the project
Correct : B. Total float
54. ……… is the time by which the completion of an activity can be delayed beyond its
earliest finish time without affecting the earliest start time of a succeeding activity
Correct : C. Free float
55. ……….is activity oriented.
Correct : A. CPM
56. ………. is event oriented.
Correct : B. PERT
57. PERT emphasis on ………..
Correct : A. Time
58. Full form of PERT is
Correct : A. Performance evaluation review technique
59. …….. is a scheme or design of something intended or device.
Correct : C. Network
60. An activity which must be completed before one or more other activities start is known as …………activity.
Correct : B. Predecessor
61. The event is commonly represented by …… in network diagram
Correct : A. Nodes
62. …….is the disconnection of an activity before the completion of activities in a project
network diagram.
Correct : C. Dummy
63. …………. is an activity oriented diagram.
Correct : A. CPM
64. ………… is the duration by which an activity can be delayed without delaying the
project.
Correct : A. Total float
65. ………is the shortest possible time in which an activity can be delayed without
delaying the project.
Correct : B. Optimistic time estimate
66. Which of the following is not a part of decision tree problem specification?
Correct : C. EVPI
67. If a decision theory problem has 3 decision alternatives and 4 states of nature, the
number of payoffs in that problem will be
Correct : C. 12
68. In a decision theory problem under complete uncertainty, which one of the following approaches will not be possible?
Correct : A. Expected monetary value
69. For decision making under uncertainty, identify the decision rule that is appropriate for the optimist.
Correct : B. Maximax
70. What decision-making condition must exist for the decision tree to be a valuable tool?
Correct : C. Risk
71. Which of the following is (are) types of decision-making environments?
Correct : B. Decision making under certainty
72. A good decision always implies that
Correct : D. Have followed a logical process.
73. All of the following are steps in the decision-making process EXCEPT
Correct : D. Compute the posterior probabilities.
74. The equally likely decision criteria is also known as
Correct : B. Laplace
75. Opportunity loss refers to
Correct : C. The difference between actual pay off and the optimal pay off
76. The criteria of expected monetary value is used for making decisions under
Correct : D. all of the above
77. The maximax criteria is……..
Correct : C. Pessimistic
78. Which of the following might be viewed as an optimistic decision criterion?
Correct : C. Maximax
79. The minimum EOL will always result in the same decision as
Correct : C. Maximum EMV
80. Decision theory is concerned with
Correct : D. All of the above
81. Which of the following criterion is not used for decision making under uncertainty?
Correct : D. Minimize expected loss
82. The minimum expected opportunity loss is
Correct : D. Both (a) and (b)
83. The expected value of perfect information is equal to
Correct : A. EPPI – Minimum EMV
84. The value of the coefficient of optimism is needed while using the criterion of
Correct : C. Realism
85. While using Hurwicz criterion, the coefficient of realism
Correct : A. Represents the degree of optimism
86. The decision making criteria that should be used to achieve maximum long term pay off is
Correct : B. EMV
87. Game theory models are classified by the
Correct : D. All of the above
88. The objective of network analysis is to
Correct : A. Minimize total project duration
89. The initial solution of a transportation problem can be obtained by applying any
known method. But the only condition is
Correct : B. The rim conditions are satisfied
90. When total supply is equal to total demand in a transportation problem , the problem is said to be