Question 1

Lead time for cakes is 2 days with daily demand of 4 cakes and a safety stock of 1/2 day. Each container (kanban) holds 2 cakes. What is the correct number of kanbans?

Accepted Answer

A)  4 
B)  1 
C)  5 
D)  10 
E)  25 
A)  4 
B)  1 
C)  5 
D)  10 
E)  25

Question 2

TPS stands for Total Production Streamlining.

Accepted Answer

A) True 
 B)False

Question 3

The cook in a fast-food restaurant knows that 2 hamburger patties and an order of fries should be started for each car that is waiting in line. This is best an example of:

Accepted Answer

A)  keiretsu. 
B)  kanban. 
C)  push production. 
D)  kaizen. 
E)  EOQ. 
A)  keiretsu. 
B)  kanban. 
C)  push production. 
D)  kaizen. 
E)  EOQ.

Question 4

If a factory wants to cut its current lot size in half, by what proportion must setup cost change?

Accepted Answer

A)  Setup cost must be cut to one fourth its current value. 
B)  Setup cost must also be cut in half from its current value. 
C)  Setup cost must double from its current value. 
D)  Cannot be determined. 
E)  Setup cost must quadruple from its current value. 
A)  Setup cost must be cut to one fourth its current value. 
B)  Setup cost must also be cut in half from its current value. 
C)  Setup cost must double from its current value. 
D)  Cannot be determined. 
E)  Setup cost must quadruple from its current value.

Question 5

Which one is NOT an application of lean principle in services?

Accepted Answer

A)  JIT in food supply management 
B)  improving kitchen layout at McDonald's to drive seconds out of the production process 
C)  inventory sharing among members of the pharmaceutical network 
D)  scheduling personnel availability at 15-minute increments to meet demand fluctuations 
E)  securing more inventory to prepare for disruption in production 
A)  JIT in food supply management 
B)  improving kitchen layout at McDonald's to drive seconds out of the production process 
C)  inventory sharing among members of the pharmaceutical network 
D)  scheduling personnel availability at 15-minute increments to meet demand fluctuations 
E)  securing more inventory to prepare for disruption in production

Question 6

Characteristics of just-in-time partnerships do NOT include:

Accepted Answer

A)  removal of in-transit inventory. 
B)  large lot sizes to save on setup costs and to gain quantity discounts. 
C)  long-term contracts. 
D)  produce with zero defects. 
E)  focus on core competencies. 
A)  removal of in-transit inventory. 
B)  large lot sizes to save on setup costs and to gain quantity discounts. 
C)  long-term contracts. 
D)  produce with zero defects. 
E)  focus on core competencies.

Question 7

The 5S category simplify/straighten means: "When in doubt, throw it out."

Accepted Answer

A) True 
 B)False

Question 8

The 5Ss:

Accepted Answer

A)  have the "flavor" of a housekeeping list. 
B)  are a checklist for lean operations. 
C)  have become a list of seven items in American practice. 
D)  can be used to assist with necessary changes in organizational culture. 
E)  All of these are true. 
A)  have the "flavor" of a housekeeping list. 
B)  are a checklist for lean operations. 
C)  have become a list of seven items in American practice. 
D)  can be used to assist with necessary changes in organizational culture. 
E)  All of these are true.

Question 9

Daily usage of an assembly is 100 in a facility that operates 300 days of the year. Setup cost is $5 and annualized carrying cost is $160 per unit. Production of this assembly occurs at the rate of 400 per day when production of the assembly is underway. Lead time is 3 days; safety stock is 1/2 day's production. What is the optimum kanban size, and number of kanbans?

Accepted Answer

The answer of Daily usage of an assembly is 100...

Question 10

________ is any deviation from the optimum process that delivers perfect product on time, every time.

Accepted Answer

The answer of ________ is any deviation from the optimum...

Question 11

Which of the following is NOT one of the Seven Wastes?

Accepted Answer

A)  overproduction 
B)  transportation 
C)  assignment 
D)  defective product 
E)  motion 
A)  overproduction 
B)  transportation 
C)  assignment 
D)  defective product 
E)  motion

Question 12

Identify three major sources of variability.

Accepted Answer

1. Poor production processes that allow

Question 13

________ involve scheduling products so that each day's production meets the demand for that day.

Accepted Answer

The answer of ________ involve scheduling products so that each...

Question 14

A certain product has been effectively managed in the past, according to its managers. The previous technique used the economic production quantity model, and resulted in an optimum lot size of 100. For this product, setup time is directly proportional to setup cost, and setup time is currently 40 minutes per batch. How much must setup time decline in order for the lot size to fall to 50 units? 25 units? 10 units?

Accepted Answer

Complete data for the problem is not nec

Question 15

Identify JIT scheduling tactics.

Accepted Answer

JIT scheduling tactics include communica

Question 16

The 5S category ________ includes analysis to improve workflow and reduce wasted motion.

Accepted Answer

simplify/s

Question 17

Many suppliers feel that having a variety of customers is better than being tied to long-term contracts with one customer.

Accepted Answer

A) True 
 B)False

Question 18

The first step in reducing setup times is the separation of setup into preparation activities and actual setup, so that as much work as possible can be done while the machine or process is operating.

Accepted Answer

A) True 
 B)False

Question 19

What is a kanban?

Accepted Answer

Kanban is the Japanese word fo

Question 20

How can a reduction of in-transit inventory be encouraged?

Accepted Answer

A)  supplier location near plants 
B)  high setup costs 
C)  low carrying costs 
D)  use of trains, not trucks 
E)  low-cost, global suppliers 
A)  supplier location near plants 
B)  high setup costs 
C)  low carrying costs 
D)  use of trains, not trucks 
E)  low-cost, global suppliers

Exam 15: Lean Operations

Lead time for cakes is 2 days with daily demand of 4 cakes and a safety stock of 1/2 day. Each container (kanban) holds 2 cakes. What is the correct number of kanbans?

TPS stands for Total Production Streamlining.

The cook in a fast-food restaurant knows that 2 hamburger patties and an order of fries should be started for each car that is waiting in line. This is best an example of:

If a factory wants to cut its current lot size in half, by what proportion must setup cost change?

Which one is NOT an application of lean principle in services?

Characteristics of just-in-time partnerships do NOT include:

The 5S category simplify/straighten means: "When in doubt, throw it out."

The 5Ss:

________ is any deviation from the optimum process that delivers perfect product on time, every time.

Which of the following is NOT one of the Seven Wastes?

Identify three major sources of variability.

________ involve scheduling products so that each day's production meets the demand for that day.

Identify JIT scheduling tactics.

The 5S category ________ includes analysis to improve workflow and reduce wasted motion.

Many suppliers feel that having a variety of customers is better than being tied to long-term contracts with one customer.

The first step in reducing setup times is the separation of setup into preparation activities and actual setup, so that as much work as possible can be done while the machine or process is operating.

What is a kanban?

How can a reduction of in-transit inventory be encouraged?

Operations and Productivity

Operations Strategy in a Global Environment

Project Management

Forecasting

Design of Goods and Services

Managing Quality

Process Strategies

Location Strategies

Human Resources, Job Design, and Work Measurement

Supply Chain Management

Inventory Management

Aggregate Planning and Sop

Material Requirements Planning Mrp and Erp

Short-Term Scheduling

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

Filters