271) The reasons which are basically responsible for the formation of a queue should be that

the average service rate Hess than the average arrival rate

output rate is linearly proportional to input

output rate is constant and the input varies in a random manner

all of the above

Answer is:

all of the above

that can′t be analysed mathematically

involving multi-stage queuing

to verify mathematical results

all of the above

Answer is:

minimum value

maximum value

average value

middle value

Answer is:

Explanation:

In perpetual inventory control, the material is checked as it reaches its Minimum value.

shows the inter dependences of various jobs

depicts the delay of jobs, if any

points outgoing ahead of schedule of jobs, if any

none of the above.

Answer is:

minor works

major works

large projects

all of the above

Answer is: