MTH601 Midterm MCQs Set 3 by VU Topper RM

Q1. Vu-Topper RM (1 marks)

The first step in a problem-solving exercise in OR is the ________that exist in the system.

A. Construction of the model of problem

Q2. Vu-Topper RM (1 marks)

A requirement for the definition of the problem in OR is that ______must be clearly defined which helps to focus attention on what the problem is

A. Objective

B. Subjective

Q3. Vu-Topper RM (1 marks)

In a network flow diagram, time follows from_________

A. Left to right

B. Right to left

Q4. Vu-Topper RM (1 marks)

In a national highway system intersection of two or more roads has the same analogy as the ____in the network flow diagram.

A. Node

B. Point

Q5. Vu-Topper RM (1 marks)

In ______, activity time estimates are distributed according to beta distribution

A. PERT

B. Critical

Q6. Vu-Topper RM (1 marks)

In a transportation problem the objective function 'Z’ gives

A. Total Cost of transportation

B. Total time of transportation

Q7. Vu-Topper RM (1 marks)

In two phase method process, first phase the sum of artificial variables.

A. Minimize

B. Maximize

Q8. Vu-Topper RM (1 marks)

which of the following difficult may found while attempting an LP problem by M-method?

1. It often leads to infeasible
2. Computational error due to large value of m

Correct answer: Computational error due to large value of m

Q9. Vu-Topper RM (1 marks)

Dual of a Dual is--------.

A. Primal

B. Dual

Q10. Vu-Topper RM (1 marks)

Shortcoming of Big M method is that the value of M could be _. A. Very small

B. Very large

Q11. Vu-Topper RM (1 marks)

In simple method to solve an LP problem gauss Jordan Elimination method demands that all the key column enters should be zero except. A. 1st row entry

B. Key row

Q12. Vu-Topper RM (1 marks)

Which of the following technique to solve the network flow diagrams is activity oriented?

1. Programmer evaluation and review technique
2. Critical path method

Correct answer: Critical path method

Q13. Vu-Topper RM (1 marks)

Under which of the following condition a mathematical program would be non-linear?

1. If least objective function is non-linear
2. If both objective function and constraints are non-linear

Correct answer: If both objective function and constraints are non-linear

Q14. Vu-Topper RM (1 marks)

The amount of the inventory will always taken to be

A. Negative

B. Positive

Q15. Vu-Topper RM (1 marks)

Solution region of the constraints 2x+3y>12 or 6x+9y=36 Will be the half plane bisected by 2x+3y=12. A. Excluding

B. Including

Q16. Vu-Topper RM (1 marks)

Solution region of the constraints :2x+3y>12 and 2x+3y<12 will be the. Point (6,4) Straight line:2x+3y-12

A. Empty set

B. All first quadrant

Q17. Vu-Topper RM (1 marks)

Which of the following method follows iterative procedure to solve a linear programming problem?

1. Graphical
2. Algebraic

Correct answer: Algebraic

Q18. Vu-Topper RM (1 marks)

Wilson’s model (Purchasing model with no shortages) is of the ___ type. A. Probabilistic