341 exam 3 HW
Which of the following is NOT a valid principle of bottleneck management? A. Increasing the capacity of a non-bottleneck station increases the capacity for the whole system. B. Release work orders to the system at the pace set by the bottleneck's capacity. C. Increasing the capacity of a non-bottleneck station is a mirage. D. Lost time at the bottleneck represents lost capacity for the whole system.
A Increasing the capacity of a non-bottleneck station increases the capacity for the whole system.
The Theory of Constraints (TOC) strives to reduce the effect of constraints by: A. offloading work from constrained workstations. B. increasing constrained workstation capability. C. changing workstation order to reduce throughput time. D. A and B E. A, B, and C
A and B
A work system has five stations that have process times of 5, 9, 14, 9, and 8. What is the bottleneck time? A. 14 .B. 9 C. 18 D. 35 E. 45
A. 14
Which of the following techniques is NOT a technique for dealing with a bottleneck? A. Develop alternate routings. B. Schedule throughput to match the capacity of the bottleneck. C. Increase the capacity of the constraint. D. Have cross-trained employees available to keep the constraint at full operation. E. All are techniques for dealing with bottlenecks.
All are techniques for dealing with bottlenecks.
Which of the following is one of the four principles of bottleneck management? A. Increasing capacity at bottleneck stations is a mirage. B. Release work orders to the system at the bottleneck's capacity pace. C. Lost time at a non-bottleneck is lost system capacity. D. Increased non-bottleneck capacity is increased system capacity. E. Bottlenecks should be moved to the end of the system process.
B. Release work orders to the system at the bottleneck's capacity pace.
The third step in Theory of Constraints application, "subordinate all other decisions to Step 2," means that: A. the analyst should seek to increase capacity of both the bottleneck and non-bottleneck resources. B. the analyst should schedule non-bottleneck processes to support the bottleneck schedule. C. the analyst should wait for authorization before proceeding with any system-wide changes. D. the analyst should seek to increase capacity of only the bottleneck resources.
B. the analyst should schedule non-bottleneck processes to support the bottleneck schedule.
Consider consecutive processes A-B-C, where process A has a capacity of 20 units per hour, process B has a capacity of 25 units per hour, and process C has a capacity of 30 units per hour. Where would an operations manager want any inventory? A. in front of process C. B. in front of process B. C. in front of process A. D. Inventory should not exist anywhere
C. in front of process
There are three consecutive steps in a customer service process. The first two steps are each capable of serving 25 customers per hour while the third step can process only 20 customers per hour. Which of the following statements regarding this system is true? A. The entire system is capable of processing 25 customers per hour. B. The first and second steps are bottlenecks for the system. C. There are floating bottlenecks in the system. D. If the first two steps are run at full capacity, then the third step has a waiting line.
D. If the first two steps are run at full capacity, then the third step has a waiting line.
The second step in Theory of Constraints application, "exploit the bottleneck(s)," means that the analyst should: A. repeat the analysis process to look for other bottlenecks. B. consider increasing capacity of the bottleneck. C. schedule nonminusbottleneck resources to support the bottleneck. D. create a schedule that maximizes the throughput of the bottlenecks.
D. create a schedule that maximizes the throughput of the bottlenecks.
Work should be released into the system: A. when the first step in the process is idle. B. when a customer order is completed. C. when a customer order is received. D. when the bottlenecks need work.
D. when the bottlenecks need work.
The Academic Computing Center has five trainers available in its computer labs to provide training sessions to students. Assume that the design capacity of the system is 1900 students per semester and that effective capacity equals 90% of design capacity. If the number of students who actually got their orientation session is 1500, what is the utilization of the system? A. 87.7% B. 1710 students C. 90% D. 1350 students E. 78.9%
E. 78.9%
A work system has five stations that have process times of 5, 9, 4, 6, and 8. What is the throughput time of the system? A. 9 B. 7 C. 35 D. 18 E: 32
E: 32
Which of the following is the fourth step in the theory of constraints? A. When one set of constraints is overcome, go back and identify new constraints. B. Focus resources on accomplishing the plan. C. Reduce the effects of the constraints by offloading work or by expanding capability. D. Develop a plan for overcoming the identified constraints.
Reduce the effects of the constraints by offloading work or by expanding capability.
