Midterm 1: Sample + Solutions

Midterm 1: Sample + Solutions - Name_ Student ID_ Section_...

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Name______________________________ Student ID______________________________ Section_____________________________ BUAD-311 Operations Management Sample Mid-term Exam I Fall 2007 Open Book, Open Notes, No Lap Tops State all your assumptions clearly Make sure that you have 6 pages (Including the cover page) Good Luck VERSION A 1
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Section A: Multiple Choices [4 pts each] 1. A company has five machines and two products. Product X will be processed on Machine A, and then J, then B. Product Y will be processed on Machine C, then J, then D. The demands for both products are 48 units per week. The capacities (units/week) of the machines are marked in the graph on the right. Which machine is the bottleneck? a) A b) B c) C d) D e) J e) 2. Under same demand and equipment capacity, which of the following may happen when WIP decreases? a) longer throughput time b) higher utilization rate c) higher throughput rate d) bottleneck shifting e) none of the above e) 3. For seasonal products, which of the following will not help us to solve the capacity problem? a) Buy more equipments b) Introduce more variety of the products c) Work overtime d) Build up inventories e) Outsource b) 4. Which of the following statement is false? a) Throughput rate is always smaller than or equal to the capacity b) Customers may wait even if the utilization rate of the service process is smaller than 100% c) Bottleneck resource(s) always has 100% utilization rate d) Increasing WIP may increase throughput rate e) None of the above c) 2 B: 60 A: 50 J: 90 C: 70 D: 80
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5. Which of the following is true?
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Midterm 1: Sample + Solutions - Name_ Student ID_ Section_...

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