## Operation Research Set 1

Free Online Best Operation Research MCQ Questions for improve your basic knowledge of Operation Research. This Operation Research set 1 test that contains 25 Multiple Choice Questions with 4 options. You have to select the right answer to a question.

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Question 1 |

Operations Research Models in which values of all variables and all possible outcomes are known with certainty are called __________ models

A | Physical |

B | Symbolic |

C | Deterministic |

D | Probabilistic |

Question 2 |

OR uses models to help the management to determine its _____________

A | Policies |

B | Actions |

C | Both A and B |

D | None of the above |

Question 3 |

Operations Research techniques are __________ in nature

A | Qualitative |

B | Judgemental |

C | Quantitative |

D | None of Above |

Question 4 |

Operations research is the application of ____________methods to arrive at the optimal Solutionsto the problems

A | economical |

B | scientific |

C | a and b both |

D | artistic |

Question 5 |

Which of the following is not the phase of OR methodology?

A | Formulating a problem |

B | Constructing a model |

C | Establishing controls |

D | Controlling the environment |

Question 6 |

__________ and __________ are techniques applied in project management

A | CPM and PERT |

B | Assignmentand Transportation |

C | Decision theory and Inventory models |

D | None of Above |

Question 7 |

What enables us to determine the earliest and latest times for each of the events and activities and thereby helps in the identification of the critical path?

A | Programme Evaluation |

B | Review Technique (PERT) |

C | Both A and B |

D | Deployment of resources |

Question 8 |

The objective function and constraints are functions of two types of variables, variables and variables.

A | Positive and negative |

B | Controllable and uncontrollable |

C | Strong and weak |

D | None of the above |

Question 9 |

OR techniques help the directing authority in optimum allocation of various limited resources like_____________

A | Men and Machine |

B | Money |

C | Material and Time |

D | All of the above |

Question 10 |

Mean, median and mode are measures of __________

A | Central tendency |

B | Dispersion |

C | Probability |

D | All of Above |

Question 11 |

What is the objective function in linear programming problems?

A | .A constraint for available resource |

B | An objective for research and development of a company |

C | A linear function in an optimization problem |

D | A set of non-negativity conditions |

Question 12 |

Operations management can be defined as the application of_________to a problem within a system to yieldthe optimal solution

A | Suitable manpower |

B | mathematical techniques, models, and tools |

C | a and b both |

D | Financial operations |

Question 13 |

Feasible solution satisfies __________

A | Only constraints |

B | only non-negative restriction |

C | Both A and B |

D | [a],[b] and Optimum solution |

Question 14 |

Operations Research approach is ______________

A | multi-disciplinary |

B | scientific |

C | intuitive |

D | collect essential data |

Question 15 |

A solution can be extracted from a model either by___

A | Conducting experiments on it |

B | Mathematical analysis |

C | Both A and B |

D | Diversified Techniques |

Question 16 |

Which statement characterizes standard form of a linear programming problem?

A | Constraints are given by inequalitiesof any type |

B | Constraints are given by a set of linear equations |

C | Constraints are given only by inequalities of >= type |

D | Constraints are given only by inequalities of <= type |

Question 17 |

Who defined OR as scientific method of providing execuitive departments with a quantitative basis for decisions regarding the operations under their control?

A | Morse and Kimball (1946) |

B | P.M.S. Blackett (1948) |

C | E.L. Arnoff and M.J. Netzorg |

D | None of the above |

Question 18 |

In operations research, the _____are prepared for situations

A | mathematical models |

B | physical models diagrammatic |

C | diagrammatic models |

D | All of The Above |

Question 19 |

In Degenerate solution value of objective function_____________

A | increases infinitely |

B | basic variables are nonzero |

C | decreases infinitely |

D | One or more basic variables are zero |

Question 20 |

Operations research was known as an ability to win a war without really going in to _____

A | Battle field |

B | Fighting |

C | The opponent |

D | Both A and B |

Question 21 |

Operations Research Models in which some or all variables are random in nature are called __________ models

A | Physical |

B | Symbolic |

C | Deterministic |

D | Probabilistic |

Question 22 |

In graphical method the restriction on number of constraint is __________

A | 2 |

B | not more than |

C | 3 |

D | none of the above |

Question 23 |

OR has a characteristics that it is done by a team of _____

A | Scientists |

B | Mathematicians |

C | Academics |

D | All of the above |

Question 24 |

The Operations research technique which helps in minimizing total waiting and service costs is _____

A | Queuing Theory |

B | Decision Theory |

C | Both A and B |

D | None of the above |

Question 25 |

What have been constructed fromOR problems anmethods for solving the models that are available in many cases?

A | Scientific Models |

B | Algorithms |

C | Mathematical Models |

D | None of the above |

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