The 73
Operations Management I 73-331 Winter 2001
Faculty of Business Administration
University of Windsor
Final Exam
Tuesday, April 17, Noon – 3:00 p.m.
Faculty of Education Neal Building Room 1101
Instructor: Mohammed Fazle Baki
Aids Permitted: Calculator, straightedge, and a both-sided formula sheet.
Time available: 3 hours
Instructions:
This exam has 11 pages including this cover page and 1 page of Table
Please be sure to put your name and student ID number on each page.
Show your work.
Grading: Question Marks:
1. /2 2. /4 3. /6 4. /6 5. /10 6. /8 7. /4 8. /6 9. /4 10. /5 11. /5 Total: /60
Question 1: (2 points)
A supplier of instrument gauge clusters uses a kanban system to control material flow. The gauge cluster housings are transported five at a time. A fabrication centre produces approximately 10 gauges per hour. It takes approximately two hours for the housing to be replenished. Due to variations in processing times, management has decided to keep 25 percent of the needed inventory as safety stock. How many kanban card sets are needed?
[pic]
Question 2: (4 points)
One unit of A is made of two units of B, three units of C, and two units of D. B is composed of one unit of E and two units of F. C is made of two units of F and one unit of D.
a. (2 points) Construct a product structure tree.
b. (2 points) Suppose that the gross requirement of A is 100 units. Items A, C and D have on-hand inventories of 25, 50 and 75 units respectively. Find the net requirement of D. Gross requirement, A 100 units Less on hand, A 25 Net requirement, A 100 – 25 = 75 Gross requirement, C (=3A) 75 ( 3
Faculty of Business Administration
University of Windsor
Final Exam
Tuesday, April 17, Noon – 3:00 p.m.
Faculty of Education Neal Building Room 1101
Instructor: Mohammed Fazle Baki
Aids Permitted: Calculator, straightedge, and a both-sided formula sheet.
Time available: 3 hours
Instructions:
This exam has 11 pages including this cover page and 1 page of Table
Please be sure to put your name and student ID number on each page.
Show your work.
Grading: Question Marks:
1. /2 2. /4 3. /6 4. /6 5. /10 6. /8 7. /4 8. /6 9. /4 10. /5 11. /5 Total: /60
Question 1: (2 points)
A supplier of instrument gauge clusters uses a kanban system to control material flow. The gauge cluster housings are transported five at a time. A fabrication centre produces approximately 10 gauges per hour. It takes approximately two hours for the housing to be replenished. Due to variations in processing times, management has decided to keep 25 percent of the needed inventory as safety stock. How many kanban card sets are needed?
[pic]
Question 2: (4 points)
One unit of A is made of two units of B, three units of C, and two units of D. B is composed of one unit of E and two units of F. C is made of two units of F and one unit of D.
a. (2 points) Construct a product structure tree.
b. (2 points) Suppose that the gross requirement of A is 100 units. Items A, C and D have on-hand inventories of 25, 50 and 75 units respectively. Find the net requirement of D. Gross requirement, A 100 units Less on hand, A 25 Net requirement, A 100 – 25 = 75 Gross requirement, C (=3A) 75 ( 3