Operations Research Assignment -

QUIZ 1 - Attempt all the question and each question carries equal marks.

Q1. Group replacement should be made at the end of the period t if the cost of individual replacements for the period t is greater than the average cost per period through the end of the period t.

A) True

B) False

Q2. If set-up cost is increased by 'b*Q' where b is the set-up cost per unit item produced and Q the quantity to be ordered, then;

A) New optimum value of Q> Previous Optimum Value of Q.

B) New optimum value of Q< Previous Optimum Value of Q

C) New optimum value of Q = Previous Optimum Value of Q

D) None of these.

Q3. If discounts are offered for the purchase of large quantity, the optimum value of the quantity to be ordered will be the function of only;

A) Set-up cost

B) Demand Rate

C) Inventory carrying cost

D) None of these.

Q4. What is the parameter of Poisson probability density function for customers arrival in a queue?

Q5. If is mean arrival rate in a queuing system and µ is mean service rate, then the expected queue length will be

A) λ²/μ

B) λ²/μ(μ- λ)

C) λ²/μ- λ

D) λ³/μ

QUIZ 2 - Attempt all the question and each question carries equal marks.

Q1. Testing an aircraft model in a wind tunnel is the example of Analogue Simulation;

A) True

B) False

Q2. Input and output variables are not permitted in Deterministic simulation model;

A) True

B) False

Q3. Why random numbers are required for solving the simulation problem.

A) For making problem easy

B) For estimating the future demand

C) Both the above options are correct

D) None of these

Q4. Which is not the part of dynamic programming problem if cost is to be minimized?

A) Stage

B) State

C) Service rate

D) All

Q5. In a dynamic programming problem recursion relationship depends on,

A) Number of states

B) Number of stages

C) Nature of dynamic programming problem

D) None of these