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SCM 303 exam 2 - questions MSU |Questions with 100% Correct Answers
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SCM 303 exam 2 - questions MSU |Questionswith 100% Correct Answers
What can managers do with queuing theory?
Calculate net profits
Measure and predict performance
Create better marketing
Eat at fancy restaurants - ✔️✔️Measure and predict performance
The "C's" in the equation for the general queue stand for "Coefficient of Variation."
True
False - ✔️✔️True
"tp" stands for "average service" time and can be found by taking the inverse of which thing?
Arrival Rate
Service Rate
Utilization
,Coefficient of Variation - ✔️✔️Service Rate
The second, simpler formula is only valid for which condition?
The arrival and service rates are derived from a Normal distribution
The arrival and service rates are derived from a Chi-Square distribution
The arrival and service rates are derived from a Poisson distribution
The arrival and service rates are derived from a Beta distribution - ✔️✔️The arrival and service
rates are derived from a Poisson distribution
Utilization is equal to which of the following?
Arrival rate divided by service rate
Service rate divided by arrival rate
Arrival rate times service rate
Service rate minus arrival rate - ✔️✔️Arrival rate divided by service rate
The saturation effect says that queuing performance changes with utilization in a steady,
straight line.
True
,False - ✔️✔️
Increasing which of the following causes degraded queuing performance according to the
saturation effect? (choose all that apply)
Variability
Utilization
Line length
System size - ✔️✔️Variability
Utilization
Which statement best describes the performance curve of a queuing system as system
utilization approaches 100%:
It flattens out
Performance drastically improves
System performance is not impacted by utilization
Congestion and delays skyrocket - ✔️✔️Congestion and delays skyrocket
An example of a short-term capacity increase decision is:
, Adding specialized labor.
Installing new equipment.
Adding new facilities.
Adding low-skilled labor. - ✔️✔️Adding low-skilled labor
Continual improvement of processes is important because:
Competitors are improving their processes.
Customer preferences change over time.
Technology is constantly changing.
All of these. - ✔️✔️All of these.
In process improvement projects, why should we focus our efforts on those processes that
consume the most resources (e.g., labor, space, capital, etc.)?
Because those are the processes most visible to the customer
Because those are the processes that use our firm's core capabilities
Because that is where we get "the most bang for our buck."
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