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MGT 2251 Final Test Bank

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MGT 2251 Final Test Bank/MGT 2251 Final Test Bank/MGT 2251 Final Test Bank

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  • August 25, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MGT 2251
  • MGT 2251
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MGT 2251 Final Test Bank
1) Assume that we are using a waiting line model to analyze the number of
service technicians required to maintain machines in a factory. Our goal should be
to A) maximize productivity of the technicians. B) minimize the number of
machines needing repair.C) minimize the downtime for individual machines.D)
minimize the percent of idle time of the technicians.E) minimize the total cost
(cost of maintenance plus cost of downtime). - correct answer Answer: E
41) In queuing analysis, total expected cost is the sum of expected ________ plus
expected ________.A) service costs, arrival costsB) facility costs, calling costsC)
calling cost, inventory costsD) calling costs, waiting costsE) service costs, waiting
costs - correct answer Answer: E
42) In queuing theory, the calling population is another name for A) the queue
size.B) the servers.C) the arrivals.D) the service rate.E) the market researchers. -
correct answer Answer: C
43) Which of the following is not a valid queuing model based on the Kendall
notation?A) M/M/3B) D/D/2C) D/M/1D) M/M/0E) G/D/1 - correct answer
Answer: D
44) Which of the following is not true about arrivals?A) Random arrivals are
independent of each other.B) Random arrivals cannot be predicted exactly.C) The
Poisson distribution is often used to represent the arrival pattern.D) Service times
often follow the negative exponential distribution.E) The exponential distribution
is often used to represent the arrival pattern. - correct answer Answer: E
45) An arrival in a queue that reneges is one whoA) after joining the queue,
becomes impatient and leaves.B) refuses to join the queue because it is too
long.C) goes through the queue, but never returns.D) jumps from one queue to
another, trying to get through as quickly as possible.E) None of the above -
correct answer Answer: A
46) The customer who arrives at a bank, sees a long line, and leaves to return
another time isA) balking.B) cropping.C) reneging. - correct answer
D) blithering.E) None of the above - correct answer Answer: A

,MGT 2251 Final Test Bank
47) The customer who arrives at a bank, enters a line, and decides to leave isA)
balking.B) cropping.C) reneging.D) blithering.E) None of the above - correct
answer Answer: C
48) The three major characteristics of the input source that generates arrivals or
customers for the service system areA) size, demographics, and behavior.B) size,
pattern, and behavior.C) demographics, pattern, and behavior.D) size,
demographics, and pattern.E) None of the above - correct answer Answer: B
49) The term queue "discipline" describes theA) degree to which members of the
queue renege.B) sequence in which members of the queue arrived.C) degree to
which members of the queue are orderly and quiet.D) sequence in which
members of the queue are serviced.E) All of the above - correct answer Answer:
D
50) A vendor selling newspapers on a street corner is an example of aA) single-
channel, multiphase system.B) single-channel, single-phase system.C)
multichannel, multiphase system.D) multichannel, single-phase system.E) None of
the above - correct answer Answer: B
51) Lines at banks where customers wait for a teller window are usually
representative of aA) single-channel, multiphase system.B) single-channel, single-
phase system.C) multichannel, multiphase system.D) multichannel, single-phase
system.E) None of the above - correct answer Answer: D
52) Which of the following distributions is most often used to estimate the arrival
pattern?A) negative exponentialB) normalC) PoissonD) ErlangE) beta - correct
answer Answer: C
53) A single automatic car wash with one bay and a cycle time of 2.5 minutes is
what type of model?A) M/M/1B) M/M/C) M/D/2D) M/D/1E) M/G/1 - correct
answer Answer: D
54) A single automatic car wash with one bay and a service time that is normally
distributed is what type of model?A) M/M/1B) M/M/2C) M/D/2D) M/D/1E)
M/G/1 - correct answer Answer: E
55) Which of the following is not an assumption in common queuing
mathematical models?A) Arrivals come from an infinite, or very large,

, MGT 2251 Final Test Bank
population.B) Arrivals are Poisson distributed.C) Arrivals are treated on a first-in,
first-out basis and do not balk or renege.D) Service rates follow the normal
distribution.E) The average service rate is faster than the average arrival rate. -
correct answer Answer: D
56) The "utilization factor" is defined as theA) percent of time the system is idle.B)
average percent of time the customers wait in line.C) average time the service
system is open.D) percent of time that a single customer is in the system.E) None
of the above - correct answer Answer: E
57) A suburban specialty restaurant has developed a single drive-thru window.
Customers order, pay, and pick up their food at the same window. Arrivals follow
a Poisson distribution, while service times follow an exponential distribution.
What type of queuing model is exhibited in this problem?A) M/M/1B) M/M/2C)
M/D/2D) M/D/1E) M/G/1 - correct answer Answer: D
58) A suburban specialty restaurant has developed a single drive-thru window.
Customers order, pay, and pick up their food at the same window. Arrivals follow
a Poisson distribution, while service times follow an exponential distribution. If
the average number of arrivals is 6 per hour and the service rate is 2 every 15
minutes, what is the average number of customers in the system?A) 0.50B) 4.00C)
2.25D) 3.00 E) None of the above - correct answer Answer: D
59) A suburban specialty restaurant has developed a single drive-thru window.
Customers order, pay, and pick up their food at the same window. Arrivals follow
a Poisson distribution while service times follow an exponential distribution. If the
average number of arrivals is 6 per hour and the service rate is 2 every 15
minutes, what is the average number of customers waiting in line behind the
person being served?A) 0.50B) 0.75C) 2.25D) 3.00E) None of the above - correct
answer Answer: C
60) A suburban specialty restaurant has developed a single drive-thru window.
Customers order, pay, and pick up their food at the same window. Arrivals follow
a Poisson distribution while service times follow an exponential distribution. If the
average number of arrivals is 6 per hour and the service rate is 2 every 15
minutes, what proportion of the time is the server busy?A) 0.25B) 0.50C) 0.75D)
2.25E) 3.00 - correct answer Answer: C

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