Question 1

To maintain the synchronization required for theory of constraints, Goldratt introduced the concept of

Accepted Answer

A)  drum-buffer-rope. 
B)  transfer batches. 
C)  manufacturing execution systems. 
D)  None of these answer choices is correct. 
A)  drum-buffer-rope. 
B)  transfer batches. 
C)  manufacturing execution systems. 
D)  None of these answer choices is correct.

Question 2

If the following jobs are sequenced according to the LPT rule then the total number of jobs that would be late is (assume zero for today's date)

Accepted Answer

A)  5 jobs. 
B)  4 jobs. 
C)  3 jobs. 
D)  2 jobs. 
A)  5 jobs. 
B)  4 jobs. 
C)  3 jobs. 
D)  2 jobs.

Question 3

_________________ provides the information to regulate the flow of work to and from a network of work centers.

Accepted Answer

A)  A dispatch list 
B)  Input/output control 
C)  A Gantt chart 
D)  Drum-buffer-rope 
A)  A dispatch list 
B)  Input/output control 
C)  A Gantt chart 
D)  Drum-buffer-rope

Question 4

The sequence in which jobs should be processed is typically determined using linear programming.

Accepted Answer

A) True 
 B)False

Question 5

With _________________ scheduling, loading and sequencing decisions are made at the same time.

Accepted Answer

A)  finite 
B)  terminal 
C)  infinite 
D)  genetic 
A)  finite 
B)  terminal 
C)  infinite 
D)  genetic

Question 6

Identifying the bottleneck is the ______________ step in the theory of constraints scheduling procedure.

Accepted Answer

A)  first 
B)  second 
C)  last 
D)  None of these answer choices is correct. 
A)  first 
B)  second 
C)  last 
D)  None of these answer choices is correct.

Question 7

Tardiness is defined as the difference between a job's flow time and makespan.

Accepted Answer

A) True 
 B)False

Question 8

Increasing the capacity of a work center that is a bottleneck increases output.

Accepted Answer

A) True 
 B)False

Question 9

Scheduling is considered the first stage of the planning process.

Accepted Answer

A) True 
 B)False

Question 10

Genetic algorithms are based on the natural selection properties of genetics.

Accepted Answer

A) True 
 B)False

Question 11

The scheduling rule that minimizes the makespan time for a set of jobs that must be processed through a two-step system where every job follows the same sequence through the two processes is

Accepted Answer

A)  the shortest processing time (SPT). 
B)  Johnson's Rule. 
C)  the assignment method. 
D)  the minimal slack rule. 
A)  the shortest processing time (SPT). 
B)  Johnson's Rule. 
C)  the assignment method. 
D)  the minimal slack rule.

Question 12

Four products (1, 2, 3, and 4) must be processed on one of four machines (A, B, C, and D). The times required in minutes for each product on each machine are shown below.   If management assigns products to machines so that the total time to complete all jobs is minimized, then the time to complete Product 1 is

Accepted Answer

A)  10 minutes. 
B)  9 minutes. 
C)  16 minutes. 
D)  12 minutes 
A)  10 minutes. 
B)  9 minutes. 
C)  16 minutes. 
D)  12 minutes

Question 13

Which of the following is not typically considered an objective of scheduling?

Accepted Answer

A)  minimizing job lateness 
B)  maximizing time in the system 
C)  minimizing overtime 
D)  maximizing machine utilization 
A)  minimizing job lateness 
B)  maximizing time in the system 
C)  minimizing overtime 
D)  maximizing machine utilization

Question 14

Theory of constraints is a _____________ scheduling approach that concentrates on scheduling the bottleneck.

Accepted Answer

A)  infinite 
B)  finite 
C)  genetic 
D)  None of these answer choices is correct. 
A)  infinite 
B)  finite 
C)  genetic 
D)  None of these answer choices is correct.

Question 15

With drum-buffer-rope (DBR), the bottleneck resource is always the buffer.

Accepted Answer

A) True 
 B)False

Question 16

If the following jobs are sequenced according to the SPT rule then the mean tardiness (in days) for all jobs is (assume zero for today's date)

Accepted Answer

A)  16 days. 
B)  13 days. 
C)  5.2 days. 
D)  3.2 days 
A)  16 days. 
B)  13 days. 
C)  5.2 days. 
D)  3.2 days

Question 17

The process of assigning work to limited resources is known as scheduling.

Accepted Answer

A) True 
 B)False

Question 18

The theory of constraints (TOC) approach to scheduling concentrates on scheduling the bottleneck resources.

Accepted Answer

A) True 
 B)False

Question 19

List some of the objectives in scheduling.

Accepted Answer

There are many different possible object

Question 20

If the following jobs are sequenced according to the DDATE rule then the maximum job tardiness (in days) is (assume zero for today's date)

Accepted Answer

A)  12 days. 
B)  15 days. 
C)  16 days. 
D)  27 days. 
A)  12 days. 
B)  15 days. 
C)  16 days. 
D)  27 days.

Exam 16: Lean Systems

To maintain the synchronization required for theory of constraints, Goldratt introduced the concept of

If the following jobs are sequenced according to the LPT rule then the total number of jobs that would be late is (assume zero for today's date)

_________________ provides the information to regulate the flow of work to and from a network of work centers.

The sequence in which jobs should be processed is typically determined using linear programming.

With _________________ scheduling, loading and sequencing decisions are made at the same time.

Identifying the bottleneck is the ______________ step in the theory of constraints scheduling procedure.

Tardiness is defined as the difference between a job's flow time and makespan.

Increasing the capacity of a work center that is a bottleneck increases output.

Scheduling is considered the first stage of the planning process.

Genetic algorithms are based on the natural selection properties of genetics.

The scheduling rule that minimizes the makespan time for a set of jobs that must be processed through a two-step system where every job follows the same sequence through the two processes is

Which of the following is not typically considered an objective of scheduling?

Theory of constraints is a _____________ scheduling approach that concentrates on scheduling the bottleneck.

With drum-buffer-rope (DBR), the bottleneck resource is always the buffer.

If the following jobs are sequenced according to the SPT rule then the mean tardiness (in days) for all jobs is (assume zero for today's date)

The process of assigning work to limited resources is known as scheduling.

The theory of constraints (TOC) approach to scheduling concentrates on scheduling the bottleneck resources.

List some of the objectives in scheduling.

If the following jobs are sequenced according to the DDATE rule then the maximum job tardiness (in days) is (assume zero for today's date)

Introduction to Operations and Supply Chain Management

Quality Management

Statistical Process Control

Product Design

Service Design

Processes and Technology

Capacity and Facilities Design

Human Resources

Project Management

Supply Chain Management Strategy and Design

Global Supply Chain Procurement and Distribution

Forecasting

Inventory Management

Sales and Operations Planning

Resource Planning

Operational Decision-Making Tools: Decision Analysis

Operational Decision-Making Tools: Acceptance Sampling

Operational Decision-Making Tools: Facility Location Models

Operational Decision-Making Tools: Work Measurement

Operational Decison-Making Tools: Transportation and Transshipment Models

Operational Decision-Making Tools: Simulation

Operational Decision-Making Tools: Linear Programming

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