Linear Programming Multiple Choice Questions and Answers | Linear Programming Quiz

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Questions
1 Operation research approach is
A Multi-disciplinary
B Artificial
C Intuitive
D All of the above

Answer: All of the above
2 Operation research analysis does not
A Predict future operation
B Build more than one model
C Collect the relevant data
D Recommended decision and accept

Answer: Predict future operation
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3 Mathematical model of Linear Programming is important because
A It helps in converting the verbal description and numerical data into mathematical expression
B decision makers prefer to work with formal models.
C it captures the relevant relationship among decision factors.
D it enables the use of algebraic techniques.

Answer: It helps in converting the verbal description and numerical data into mathematical expression
4 A constraint in an LP model restricts
A value of the objective function
B value of the decision variable
C use of the available resourses
D all of the above

Answer: all of the above
5 In graphical method of linear programming problem if the ios-cost line coincide with a side of region of basic feasible solutions we get
A Unique optimum solution
B unbounded optimum solution
C no feasible solution
D Infinite number of optimum solutions

Answer: Infinite number of optimum solutions
6 A feasible solution of LPP
A Must satisfy all the constraints simultaneously
B Need not satisfy all the constraints, only some of them
C Must be a corner point of the feasible region
D all of the above

Answer: Must satisfy all the constraints simultaneously
7 The objective function for a L.P model is 3𝑥1 + 2𝑥2, if 𝑥1 = 20 and 𝑥2 = 30,

what is the value of the objective function?

A 0
B 50
C 60
D 120

Answer: 120
8 Maximization of objective function in LPP means
A Value occurs at allowable set decision
B highest value is chosen among allowable decision
C none of the above
D all of the above

Answer: highest value is chosen among allowable decision
9 Alternative solution exist in a linear programming problem when
A one of the constraint is redundant
B objective function is parallel to one of the constraints
C two constraints are parallel
D all of the above

Answer: all of the above
10 The linear function of the variables which is to be maximize or minimize is called
A Constraints
B Objective function
C Decision variable
D None of the above

Answer: Objective function
11 A physical model is an example of
A An iconic model
B An analogue model
C A verbal model
D A mathematical model

Answer: A verbal model
12 If the value of the objective function 𝒛 can be increased or decreased indefinitely, such solution is called
A Bounded solution
B Unbounded solution
C Solution
D None of the above

Answer: Unbounded solution
13 A model is
A An essence of reality
B An approximation
C An idealization
D All of the above

Answer: All of the above
14 The first step in formulating a linear programming problem is
A Identify any upper or lower bound on the decision variables
B State the constraints as linear combinations of the decision variables
C Understand the problem
D Identify the decision variables

Answer: Identify the decision variables
15 Constraints in an LP model represents
A Limititations
B Requirements
C balancing, limitations and requirements
D all of above

Answer: all of above

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