Question 1

Forward scheduling:

Accepted Answer

A)  begins with a delivery date, then offsets each operation one at a time, in reverse order. 
B)  has the same meaning as "finite loading." 
C)  is often used in service environments such as catering a banquet or scheduling surgery. 
D)  starts the schedule as soon as the job requirements are known. 
E)  produces a schedule only if it meets the due date. 
A)  begins with a delivery date, then offsets each operation one at a time, in reverse order. 
B)  has the same meaning as "finite loading." 
C)  is often used in service environments such as catering a banquet or scheduling surgery. 
D)  starts the schedule as soon as the job requirements are known. 
E)  produces a schedule only if it meets the due date. D

Question 2

EDD stands for what?

Accepted Answer

A)  earliest due date 
B)  earliest design date 
C)  earliest detrimental date 
D)  earliest decision date 
E)  economic date determination 
A)  earliest due date 
B)  earliest design date 
C)  earliest detrimental date 
D)  earliest decision date 
E)  economic date determination A

Question 3

________ determines the order in which jobs should be done at each work center.

Accepted Answer

Sequencing

Question 4

The benefits of effective scheduling include lower cost, faster throughput, and dependable delivery.

Accepted Answer

A) True 
 B)False

Question 5

What is the objective of scheduling?

Accepted Answer

A)  maximize quality 
B)  minimize cost 
C)  minimize response time 
D)  prioritize and allocate demand to available facilities 
E)  minimize lead time 
A)  maximize quality 
B)  minimize cost 
C)  minimize response time 
D)  prioritize and allocate demand to available facilities 
E)  minimize lead time

Question 6

Which of the following is a limitation of rules-based dispatching systems?

Accepted Answer

A)  Rules need to be revised to adjust to changes in orders, product mix, and so forth. 
B)  Rules may not recognize idle resources. 
C)  Rules may not recognize bottleneck resources. 
D)  Rules may not be able to prioritize two jobs with identical due dates. 
E)  All of the these are limitations. 
A)  Rules need to be revised to adjust to changes in orders, product mix, and so forth. 
B)  Rules may not recognize idle resources. 
C)  Rules may not recognize bottleneck resources. 
D)  Rules may not be able to prioritize two jobs with identical due dates. 
E)  All of the these are limitations.

Question 7

Which of the following is an aid used to monitor jobs in progress?

Accepted Answer

A)  a Gantt load chart 
B)  the assignment method 
C)  a Gantt schedule chart 
D)  Johnson's rule 
E)  a Gantt progress chart 
A)  a Gantt load chart 
B)  the assignment method 
C)  a Gantt schedule chart 
D)  Johnson's rule 
E)  a Gantt progress chart

Question 8

The correct sequence from longest to smallest duration scheduling is:

Accepted Answer

A)  capacity planning, aggregate planning, master schedule, short-term scheduling. 
B)  aggregate planning, capacity planning, master schedule, short-term scheduling. 
C)  master schedule, capacity planning, aggregate planning, short-term scheduling. 
D)  master schedule, aggregate planning, capacity planning, short-term scheduling. 
E)  capacity planning, master schedule, aggregate planning, short-term scheduling. 
A)  capacity planning, aggregate planning, master schedule, short-term scheduling. 
B)  aggregate planning, capacity planning, master schedule, short-term scheduling. 
C)  master schedule, capacity planning, aggregate planning, short-term scheduling. 
D)  master schedule, aggregate planning, capacity planning, short-term scheduling. 
E)  capacity planning, master schedule, aggregate planning, short-term scheduling.

Question 9

The operations manager of a body and paint shop has five cars to schedule for repair. He would like to minimize the throughput time (makespan) to complete all work on these cars. Each car requires body work prior to painting. The estimates of the times required to do the body and paint work on each are as follows:
   (a) Use Johnson's rule to sequence these five jobs for minimum total duration. Show your work in determining the job sequence.
(b) The optimal sequence is ________.
(c) Chart the progress of the five jobs in this optimal sequence.
(d) After how many hours will all jobs be completed?

Accepted Answer

(a), (b) The sequence of jobs

Question 10

The assignment method is:

Accepted Answer

A)  a method to highlight overloads in a given work center. 
B)  a computerized method of determining appropriate tasks for an operation. 
C)  a form of linear programming for optimally assigning tasks or jobs to resources. 
D)  the same thing as the Gantt schedule chart. 
E)  a method for achieving a balance between forward and backward scheduling. 
A)  a method to highlight overloads in a given work center. 
B)  a computerized method of determining appropriate tasks for an operation. 
C)  a form of linear programming for optimally assigning tasks or jobs to resources. 
D)  the same thing as the Gantt schedule chart. 
E)  a method for achieving a balance between forward and backward scheduling.

Question 11

If job 5 takes 3, 4, or 6 hours to be completed by workers A, B, and C, respectively, what would the row values for job 5 be after performing Step 1A of the assignment method?

Accepted Answer

A)  0, 1, 3 
B)  8, 9, 11 
C)  0, 1, 2 
D)  6, 7, 9 
E)  1, 4/3, 1/2 
A)  0, 1, 3 
B)  8, 9, 11 
C)  0, 1, 2 
D)  6, 7, 9 
E)  1, 4/3, 1/2

Question 12

A work center had planned outputs of 10, 15, 13, and 20 hours with actual outputs of 12, 14, 15, and 18 hours. What is the cumulative deviation in output?

Accepted Answer

A)  0 
B)  1 
C)  −1 
D)  58 
E)  Unable to determine with the given information 
A)  0 
B)  1 
C)  −1 
D)  58 
E)  Unable to determine with the given information

Question 13

Lockport Marine Services, Inc. wishes to assign a set of jobs to a set of machines. The following table provides data on the cost of production of each job when performed on a specific machine.
(a) Determine the set of assignments that minimizes production cost.
(b) What is the total production cost of your assignments?

Accepted Answer

(a) The optimal set of assignm

Question 14

What does the use of the shortest processing time sequencing rule generally produce?

Accepted Answer

A)  maximum average lateness 
B)  maximum utilization 
C)  maximum effectiveness 
D)  minimum average flow time 
E)  B and D 
A)  maximum average lateness 
B)  maximum utilization 
C)  maximum effectiveness 
D)  minimum average flow time 
E)  B and D

Question 15

In what five ways does the problem of scheduling service systems differ from that of scheduling manufacturing systems?

Accepted Answer

1. In manufacturing, emphasis is on mach

Question 16

Dispatching rules are typically judged by four effectiveness criteria: average completion time, utilization, average number of jobs in the system, and average customer satisfaction.

Accepted Answer

A) True 
 B)False

Question 17

A firm that specializes in desktop publishing for local charities has agreed to take on the following jobs. The firm has not decided which dispatching rule to apply in order to prioritize the jobs and fix them into the schedule. All dates are specified as days from today.
   (a) Complete the following table. Show your supporting calculations below.
(b) Which dispatching rule has the best score for flow time?
(c) Which dispatching rule has the best score for work-in-process (jobs in the system)?
(d) Which dispatching rule has the best score for lateness?

Accepted Answer

(a) The table of results appears below.

Question 18

The time between the release of a job to a work center until the job is finished is ________.

Accepted Answer

The answer of The time between the release of a...

Question 19

Five jobs are waiting to be processed. Their processing times and due dates are given below. Using the shortest processing time dispatching rule, in which order should the jobs be processed?

Accepted Answer

A)  D, B, E, A, C 
B)  C, A, E, B, D 
C)  B, D, A, E, C 
D)  D, A, E, B, C 
E)  C, E, A, B, D 
A)  D, B, E, A, C 
B)  C, A, E, B, D 
C)  B, D, A, E, C 
D)  D, A, E, B, C 
E)  C, E, A, B, D

Question 20

Forward scheduling is used in manufacturing environments, as well as service environments such as catering a banquet or scheduling surgery.

Accepted Answer

A) True 
 B)False

Forward scheduling:

EDD stands for what?

________ determines the order in which jobs should be done at each work center.

The benefits of effective scheduling include lower cost, faster throughput, and dependable delivery.

What is the objective of scheduling?

Which of the following is a limitation of rules-based dispatching systems?

Which of the following is an aid used to monitor jobs in progress?

The correct sequence from longest to smallest duration scheduling is:

The assignment method is:

If job 5 takes 3, 4, or 6 hours to be completed by workers A, B, and C, respectively, what would the row values for job 5 be after performing Step 1A of the assignment method?

A work center had planned outputs of 10, 15, 13, and 20 hours with actual outputs of 12, 14, 15, and 18 hours. What is the cumulative deviation in output?

What does the use of the shortest processing time sequencing rule generally produce?

In what five ways does the problem of scheduling service systems differ from that of scheduling manufacturing systems?

Dispatching rules are typically judged by four effectiveness criteria: average completion time, utilization, average number of jobs in the system, and average customer satisfaction.

The time between the release of a job to a work center until the job is finished is ________.

Five jobs are waiting to be processed. Their processing times and due dates are given below. Using the shortest processing time dispatching rule, in which order should the jobs be processed?

Forward scheduling is used in manufacturing environments, as well as service environments such as catering a banquet or scheduling surgery.

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

Lean Operations

Maintenance and Reliability

Decision-Making Tools

Linear Programming

Transportation Models

Waiting-Line Models

Learning Curves

Simulation

Applying Analytics to Big Data in Operations Management

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Exam 14: Short-Term Scheduling

Forward scheduling:

EDD stands for what?

________ determines the order in which jobs should be done at each work center.

The benefits of effective scheduling include lower cost, faster throughput, and dependable delivery.

What is the objective of scheduling?

Which of the following is a limitation of rules-based dispatching systems?

Which of the following is an aid used to monitor jobs in progress?

The correct sequence from longest to smallest duration scheduling is:

The assignment method is:

If job 5 takes 3, 4, or 6 hours to be completed by workers A, B, and C, respectively, what would the row values for job 5 be after performing Step 1A of the assignment method?

A work center had planned outputs of 10, 15, 13, and 20 hours with actual outputs of 12, 14, 15, and 18 hours. What is the cumulative deviation in output?

What does the use of the shortest processing time sequencing rule generally produce?

In what five ways does the problem of scheduling service systems differ from that of scheduling manufacturing systems?

Dispatching rules are typically judged by four effectiveness criteria: average completion time, utilization, average number of jobs in the system, and average customer satisfaction.

The time between the release of a job to a work center until the job is finished is ________.

Five jobs are waiting to be processed. Their processing times and due dates are given below. Using the shortest processing time dispatching rule, in which order should the jobs be processed?

Forward scheduling is used in manufacturing environments, as well as service environments such as catering a banquet or scheduling surgery.

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

Lean Operations

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