Operation Research Set 1

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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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