Page 1 of 161
ISDS 3115 EXAM 2 ALL 500 QUESTIONS AND
CORRECT ANSWERS LATEST UPDATE THIS
YEAR
ISDS 3115 EXAM 2
QUESTION: A waiting line, or queuing, system has three parts, which are:
A) distribution of arrival times, discipline while waiting, and distribution of service times.
B) arrival rate, service rate, and utilization rate.
C) arrival discipline, queue discipline, and service sequencing.
D) arrivals or inputs, queue discipline or the waiting line itself, and the service facility.
E) sequencing policy, penalty for reneging, and expediting of arrivals - ANSWER-D) arrivals or
inputs, queue discipline or the waiting line itself, and the service facility.
QUESTION: The source population is considered to be either ________ in its size.
A) finite or infinite
B) fixed or variable
C) known or unknown
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D) random or scheduled
E) small or large - ANSWER-A) finite or infinite
QUESTION: The potential restaurant customer who says to her husband, "The line looks too
long; let's eat somewhere else," is an illustration of which element of arrival behavior?
A) first-in, first-out
B) balk
C) renege
D) random departure
E) frustration - ANSWER-B) balk
QUESTION: Arrivals or inputs to a waiting-line system have characteristics that include:
A) population size.
B) population behavior.
C) population's statistical distribution.
D) A and C
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E) A, B, and C - ANSWER-E) A, B, and C
QUESTION: Which part of a waiting line has characteristics that involve a statistical distribution?
A) arrivals or inputs
B) the waiting line itself
C) the service facility
D) A and C
E) A, B, and C - ANSWER-D) A and C
QUESTION: Which of the following is an example of a finite arrival population?
A) copy machines in a copying shop that break down
B) students at a large university registering for classes
C) shoppers arriving at a supermarket
D) cars arriving at a suburban car wash
E) all of the above - ANSWER-A) copy machines in a copying shop that break down
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QUESTION: Which of the following represents a customer that reneged due to the waiting line?
A) A husband and wife decide to eat out instead after seeing the movie ticket line.
B) A car drives past the first fast-food restaurant on Hamburger Row because the drive-through
was full.
C) A Black Friday shopper skipped one store because the line went around the building.
D) A student ordered pizza online because the phone line was busy.
E) A customer at a gas station went inside to buy a soda, but after waiting in line for a minute
left the soda behind and went outside empty-handed. - ANSWER-E) A customer at a gas station
went inside to buy a soda, but after waiting in line for a minute left the soda behind and went
outside empty-handed.
Q;Study of waiting-line models helps operations managers better understand:
A) service systems such as bank teller stations.
B) maintenance activities that might repair broken machinery.
C) shop-floor control activities.
D) service systems such as amusement park rides.
E) all of the above - ANSWER-E) all of the above
4
ISDS 3115 EXAM 2 ALL 500 QUESTIONS AND
CORRECT ANSWERS LATEST UPDATE THIS
YEAR
ISDS 3115 EXAM 2
QUESTION: A waiting line, or queuing, system has three parts, which are:
A) distribution of arrival times, discipline while waiting, and distribution of service times.
B) arrival rate, service rate, and utilization rate.
C) arrival discipline, queue discipline, and service sequencing.
D) arrivals or inputs, queue discipline or the waiting line itself, and the service facility.
E) sequencing policy, penalty for reneging, and expediting of arrivals - ANSWER-D) arrivals or
inputs, queue discipline or the waiting line itself, and the service facility.
QUESTION: The source population is considered to be either ________ in its size.
A) finite or infinite
B) fixed or variable
C) known or unknown
1
, Page 2 of 161
D) random or scheduled
E) small or large - ANSWER-A) finite or infinite
QUESTION: The potential restaurant customer who says to her husband, "The line looks too
long; let's eat somewhere else," is an illustration of which element of arrival behavior?
A) first-in, first-out
B) balk
C) renege
D) random departure
E) frustration - ANSWER-B) balk
QUESTION: Arrivals or inputs to a waiting-line system have characteristics that include:
A) population size.
B) population behavior.
C) population's statistical distribution.
D) A and C
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E) A, B, and C - ANSWER-E) A, B, and C
QUESTION: Which part of a waiting line has characteristics that involve a statistical distribution?
A) arrivals or inputs
B) the waiting line itself
C) the service facility
D) A and C
E) A, B, and C - ANSWER-D) A and C
QUESTION: Which of the following is an example of a finite arrival population?
A) copy machines in a copying shop that break down
B) students at a large university registering for classes
C) shoppers arriving at a supermarket
D) cars arriving at a suburban car wash
E) all of the above - ANSWER-A) copy machines in a copying shop that break down
3
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QUESTION: Which of the following represents a customer that reneged due to the waiting line?
A) A husband and wife decide to eat out instead after seeing the movie ticket line.
B) A car drives past the first fast-food restaurant on Hamburger Row because the drive-through
was full.
C) A Black Friday shopper skipped one store because the line went around the building.
D) A student ordered pizza online because the phone line was busy.
E) A customer at a gas station went inside to buy a soda, but after waiting in line for a minute
left the soda behind and went outside empty-handed. - ANSWER-E) A customer at a gas station
went inside to buy a soda, but after waiting in line for a minute left the soda behind and went
outside empty-handed.
Q;Study of waiting-line models helps operations managers better understand:
A) service systems such as bank teller stations.
B) maintenance activities that might repair broken machinery.
C) shop-floor control activities.
D) service systems such as amusement park rides.
E) all of the above - ANSWER-E) all of the above
4
