OPSM 330 Final Exam Questions with Verified Solutions Latest Update 2025/2026
Which of the following is NOT a character of service?
a. Intangible
b. Variable Output
c. Difficult to emulate
d. Perishable - Answers Difficult to emulate
Which of the following is NOT a basic element of a waiting line?
a. arrivals
b. servers
c. cost of waiting
d. waiting line structure - Answers cost of waiting
The number of channels in a queuing process: - Answers denotes the number of parallel servers
for servicing arriving customers.
If the average time to serve a customer is 3 minutes, then the service rate, u, is: - Answers 20
per hour
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
The probability that the server is busy is: - Answers 0.80
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
The probability that there are exactly 3 customers in the system is: - Answers 0.1024
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
Which of the following is NOT a character of service?
a. Intangible
b. Variable Output
c. Difficult to emulate
d. Perishable - Answers Difficult to emulate
Which of the following is NOT a basic element of a waiting line?
a. arrivals
b. servers
c. cost of waiting
d. waiting line structure - Answers cost of waiting
The number of channels in a queuing process: - Answers denotes the number of parallel servers
for servicing arriving customers.
If the average time to serve a customer is 3 minutes, then the service rate, u, is: - Answers 20
per hour
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
The probability that the server is busy is: - Answers 0.80
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
The probability that there are exactly 3 customers in the system is: - Answers 0.1024
Consider an espresso stand with a single barista. Customers arrive at the stand at the rate of 28
per hour according to a Poisson distribution. Service times are exponentially distributed with a
service rate of 35 customers per hour.
