Which of the following statements are true? Give reasons for your answ

Question

Which of the following statements are true? Give reasons for your answers.

i) If an item is ordered frequently, then the risk of running out of stock is least.

ii) In deterministic queuing model, arrival rate must not exceed the service rate.

iii) The critical path of a project network represents the minimum time needed to complete the project.

iv) A necessary and sufficient condition for a basic feasible solution for a minimization LPP to be optimum is that all Z_j - C_j $\geq$ 20.

v) If dual has an unbounded solution, primal has a feasible solution.

18 Feb 2025

Answer :

Word Count : 223

i) False: If an item is ordered frequently, the risk of running out of stock does not necessarily decrease. The frequency of orders alone does not ensure that stock levels are sufficient to avoid stockouts. Factors such as lead time, demand variability, and inventory management strategies play a more critical role in preventing stockouts.

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विक्रेता	आकलित मासिक बिक्री क्षेत्र
	I	II	III	IV
A	20	40	45	30
B	50	40	55	40
C	45	40	42	50
D	48	50	42	45