Question 1

In the context of sequencing, the _____ minimizes the average lateness of a set of jobs.

Accepted Answer

A)  shortest processing time rule 
B)  earliest due date rule 
C)  first come, first serve rule 
D)  fewest number of operations remaining rule 
A)  shortest processing time rule 
B)  earliest due date rule 
C)  first come, first serve rule 
D)  fewest number of operations remaining rule A

Question 2

In the context of operations management,__________refers to the assignment of start and completion times to particular jobs, people, or equipment.

Accepted Answer

A)  scheduling 
B)  appointing 
C)  statistical forecasting 
D)  demand planning 
A)  scheduling 
B)  appointing 
C)  statistical forecasting 
D)  demand planning A

Question 3

Two examples of process-focused performance measures for sequencing rules are tardiness and lateness.

Accepted Answer

A) True 
 B)False  False

Question 4

In the context of operations management, triage nurses deciding on the order in which emergency patients are to be treated is an example of _____.

Accepted Answer

A)  appointing 
B)  sequencing 
C)  statistical forecasting 
D)  demand planning 
A)  appointing 
B)  sequencing 
C)  statistical forecasting 
D)  demand planning

Question 5

There are five jobs in a factory. All these jobs have to go through two workstations for processing. Each job is processed on Workstation #1 and then on Workstation #2. The processing time for each job on each workstation is given below. 
$\begin{array} { | l | l | l | } 
\hline \text { Job } & \text { Time on Workstation {\#}1(minutes)} & \text {Time on Workstation {\#}2 (minutes) } \
\hline \text { A } & 50 & 50 \
\hline \text { B } & 20 & 8 \
\hline \text { C } & 25 & 50 \
\hline \text { D } & 30 & 12 \
\hline \text { E } & 11 & 22 \
\hline \text { F } & 11 & 19 \
\hline
\end{array}$
Using Johnson's sequencing rule, it can be concluded that the makespan of the sequence is:

Accepted Answer

A)  more than 50 but less than or equal to 100 minutes. 
B)  more than 100 but less than or equal to 150 minutes. 
C)  more than 150 but less than or equal to 200 minutes. 
D)  more than 200 but less than or equal to 250 minutes. 
A)  more than 50 but less than or equal to 100 minutes. 
B)  more than 100 but less than or equal to 150 minutes. 
C)  more than 150 but less than or equal to 200 minutes. 
D)  more than 200 but less than or equal to 250 minutes.

Question 6

In the context of sequencing, the shortest processing time (SPT) rule tends to:

Accepted Answer

A)  maximize the number of jobs in the system. 
B)  maximize average flow time. 
C)  minimize resource utilization. 
D)  minimize work-in-process inventory. 
A)  maximize the number of jobs in the system. 
B)  maximize average flow time. 
C)  minimize resource utilization. 
D)  minimize work-in-process inventory.

Question 7

In a two-resource sequencing problem, _____.

Accepted Answer

A)  the processing time for each job on each resource is unknown 
B)  flow time is maximized 
C)  the goal is to minimize makespan 
D)  a job can be processed by either of its resources in any sequence 
A)  the processing time for each job on each resource is unknown 
B)  flow time is maximized 
C)  the goal is to minimize makespan 
D)  a job can be processed by either of its resources in any sequence

Question 8

In the context of sequencing,__________is the difference between the completion time and the due date of a job.

Accepted Answer

A)  flow time 
B)  makespan 
C)  lateness 
D)  tardiness 
A)  flow time 
B)  makespan 
C)  lateness 
D)  tardiness

Question 9

Five jobs are ready for processing at time zero through a workstation. The details of the processing time and the due date of completion is provided in the following table. 
$\begin{array} { | l | l | l | } 
\hline \text { Job } & \text { Processing Time (days) } & \text { Due Date } \
\hline \text { A } & 5 & 11 \
\hline \text { B } & 6 & 16 \
\hline \text { C } & 3 & 19 \
\hline \text { D } & 4 & 10 \
\hline \text { E } & 2 & 9 \
\hline
\end{array}$
Using the earliest due date (EDD) rule, the average lateness for the five jobs is:

Accepted Answer

A)  more than -6 but less than or equal to -2 days. 
B)  more than -2 but less than or equal to 2 days. 
C)  more than 2 but less than or equal to 6 days. 
D)  more than 4 but less than or equal to 8 days. 
A)  more than -6 but less than or equal to -2 days. 
B)  more than -2 but less than or equal to 2 days. 
C)  more than 2 but less than or equal to 6 days. 
D)  more than 4 but less than or equal to 8 days.

Question 10

Five jobs are ready for processing at time zero through a workstation. The details regarding the processing time and the due date of completion is provided in the following table. 
$\begin{array} { | l | l | l | } 
\hline \text { Job } & \text { Processing Time (days) } & \text { Due Date } \
\hline \mathrm { A } & 6 & 10 \
\hline \mathrm { B } & 5 & 17 \
\hline \mathrm { C } & 2 & 13 \
\hline \mathrm { D } & 3 & 9 \
\hline \text { E } & 4 & 15 \
\hline
\end{array}$
Using the earliest due date (EDD) rule, the average tardiness of the five jobs is:

Accepted Answer

A)  more than 0.1 but less than or equal to 0.3 day. 
B)  more than 0.3 but less than or equal to 0.5 day. 
C)  more than 0.5 but less than or equal to 0.7 day. 
D)  more than 0.7 but less than or equal to 0.9 day. 
A)  more than 0.1 but less than or equal to 0.3 day. 
B)  more than 0.3 but less than or equal to 0.5 day. 
C)  more than 0.5 but less than or equal to 0.7 day. 
D)  more than 0.7 but less than or equal to 0.9 day.

Question 11

Five jobs are ready for processing at time zero through a workstation. The details of the processing time and the due date of completion is provided in the following table. 
$\begin{array} { | l | l | l | } 
\hline \text { Job } & \text { Processing Time (days) } & \text { Due Date } \
\hline \text { A } & 6 & 18 \
\hline \text { B } & 3 & 14 \
\hline \text { C } & 4 & 9 \
\hline \text { D } & 5 & 19 \
\hline \text { E } & 2 & 11 \
\hline
\end{array}$
Using the earliest due date (EDD) rule, the average flow time for the five jobs is _____.

Accepted Answer

A)  more than 8 but less than or equal to 10 days. 
B)  more than 10 but less than or equal to 12 days. 
C)  more than 12 but less than or equal to 14 days. 
D)  more than 14 but less than or equal to 16 days. 
A)  more than 8 but less than or equal to 10 days. 
B)  more than 10 but less than or equal to 12 days. 
C)  more than 12 but less than or equal to 14 days. 
D)  more than 14 but less than or equal to 16 days.

Question 12

Gantt charts are used to:

Accepted Answer

A)  develop a factory layout. 
B)  track inventory levels over time. 
C)  monitor planned schedules. 
D)  forecast personnel requirements. 
A)  develop a factory layout. 
B)  track inventory levels over time. 
C)  monitor planned schedules. 
D)  forecast personnel requirements.

Question 13

An electronic gadgets store requires the following minimum number of employees, each of whom is required to have two consecutive days off. 
$\begin{array} { | l | l | l | l | l | l | l | l | } 
\hline \text { Day: } & \text { Mon. } & \text { Tue. } & \text { Wed. } & \text { Thur. } & \text { Fri. } & \text { Sat. } & \text { Sun. } \
\hline \begin{array} { l } 
\text { Minimum } \
\text { employees } \
\text { required: }
\end{array} & 9 & 2 & 8 & 6 & 9 & 1 & 3 \
\hline
\end{array}$
If there are no day offs provided on Thursday and Friday, the number of employees required to work on Thursday as per the final employee schedule is _____.

Accepted Answer

A)  9 
B)  10 
C)  11 
D)  12 
A)  9 
B)  10 
C)  11 
D)  12

Question 14

In the context of sequencing,__________is the amount of time by which the completion time exceeds the due date of a job.

Accepted Answer

A)  flow time 
B)  makespan 
C)  lateness 
D)  tardiness 
A)  flow time 
B)  makespan 
C)  lateness 
D)  tardiness

Question 15

In the context of sequencing, the earliest due date (EDD) rule:

Accepted Answer

A)  minimizes the maximum number of jobs past due. 
B)  maximizes average flow time of jobs past due. 
C)  maximizes resource utilization of jobs past due. 
D)  minimizes the average processing time of jobs past due. 
A)  minimizes the maximum number of jobs past due. 
B)  maximizes average flow time of jobs past due. 
C)  maximizes resource utilization of jobs past due. 
D)  minimizes the average processing time of jobs past due.

Question 16

A new surgical facility called Cut & Sew has opened in the United States. The branches of the facility are spread throughout the country. These are job shops that handle a variety of outpatient surgical procedures. The process of the facility is set up in a way that one doctor will cut and another will sew. The data regarding the patients and the estimated time for cutting and sewing for each patient are given in the following table: 
$\begin{array} { | l | l | l | } 
\hline \text { Patient } & \text { Cut Time (hours) } & \text { Sew Time (hours) } \
\hline \mathrm { A } & 2.3 & 2.8 \
\hline \mathrm { B } & 2.5 & 3.0 \
\hline \mathrm { C } & 2.0 & 1.5 \
\hline \mathrm { D } & 0.6 & 1.0 \
\hline \mathrm { E } & 3.6 & 2.6 \
\hline
\end{array}$
Using Johnson's sequencing rule, the final sequence of the patients is _____.

Accepted Answer

A)  A-B-C-D-E 
B)  B-E-A-C-D 
C)  C-A-B-E-D 
D)  D-A-B-E-C 
A)  A-B-C-D-E 
B)  B-E-A-C-D 
C)  C-A-B-E-D 
D)  D-A-B-E-C

Question 17

The Clarke-Wright Heuristic Method is used to solve the common scheduling problem in logistics that involves determining routes from a central depot or warehouse to many customers.

Accepted Answer

A) True 
 B)False

Question 18

Five jobs are ready for processing at time zero through a workstation. The details of the processing time and the due date of completion is provided in the following table. 
$\begin{array} { | l | l | l | } 
\hline \text { Job } & \text { Processing Time (days) } & \text { Due Date } \
\hline \mathrm { A } & 8 & 12 \
\hline \mathrm { B } & 4 & 9 \
\hline \mathrm { C } & 3 & 6 \
\hline \mathrm { D } & 7 & 7 \
\hline \mathrm { E } & 5 & 20 \
\hline
\end{array}$
Using the shortest processing time (SPT) rule, it can be concluded that the average flow time for these five jobs is _____.

Accepted Answer

A)  more than 8 but less than or equal to 10 days. 
B)  more than 10 but less than or equal to 12 days. 
C)  more than 12 but less than or equal to 14 days. 
D)  more than 14 but less than or equal to 16 days. 
A)  more than 8 but less than or equal to 10 days. 
B)  more than 10 but less than or equal to 12 days. 
C)  more than 12 but less than or equal to 14 days. 
D)  more than 14 but less than or equal to 16 days.

Question 19

A requirement of two-resource sequencing rule is that:

Accepted Answer

A)  all jobs must begin at the same time. 
B)  each job must be processed first on the first resource and then on the second. 
C)  a maximum of two jobs can be processed at a time on each resource. 
D)  total processing time must be minimized. 
A)  all jobs must begin at the same time. 
B)  each job must be processed first on the first resource and then on the second. 
C)  a maximum of two jobs can be processed at a time on each resource. 
D)  total processing time must be minimized.

Question 20

Different industries use different software packages for scheduling because every industry has different problem structures.

Accepted Answer

A) True 
 B)False

In the context of sequencing, the _____ minimizes the average lateness of a set of jobs.

In the context of operations management,__________refers to the assignment of start and completion times to particular jobs, people, or equipment.

Two examples of process-focused performance measures for sequencing rules are tardiness and lateness.

In the context of operations management, triage nurses deciding on the order in which emergency patients are to be treated is an example of _____.

In the context of sequencing, the shortest processing time (SPT) rule tends to:

In a two-resource sequencing problem, _____.

In the context of sequencing,__________is the difference between the completion time and the due date of a job.

Gantt charts are used to:

In the context of sequencing,__________is the amount of time by which the completion time exceeds the due date of a job.

In the context of sequencing, the earliest due date (EDD) rule:

The Clarke-Wright Heuristic Method is used to solve the common scheduling problem in logistics that involves determining routes from a central depot or warehouse to many customers.

A requirement of two-resource sequencing rule is that:

Different industries use different software packages for scheduling because every industry has different problem structures.

Operations Management and Value Chains

Measuring Performance in Operations and Value Chains

Operations Strategy

Technology and Operations Management

Goods and Service Design

Supply Chain Design

Process Selection, Design, and Analysis

Facility and Work Design

Forecasting and Demand Planning

Capacity Management

Managing Inventories in Supply Chains

Supply Chain Management and Logistics

Resource Management

Quality Management

Quality Control and SPC

Lean Operating Systems

Project Management

Filters

Exam 14: Operations Scheduling and Sequencing

In the context of sequencing, the _____ minimizes the average lateness of a set of jobs.

In the context of operations management,__________refers to the assignment of start and completion times to particular jobs, people, or equipment.

Two examples of process-focused performance measures for sequencing rules are tardiness and lateness.

In the context of operations management, triage nurses deciding on the order in which emergency patients are to be treated is an example of _____.

In the context of sequencing, the shortest processing time (SPT) rule tends to:

In a two-resource sequencing problem, _____.

In the context of sequencing,__________is the difference between the completion time and the due date of a job.

Gantt charts are used to:

In the context of sequencing,__________is the amount of time by which the completion time exceeds the due date of a job.

In the context of sequencing, the earliest due date (EDD) rule:

The Clarke-Wright Heuristic Method is used to solve the common scheduling problem in logistics that involves determining routes from a central depot or warehouse to many customers.

A requirement of two-resource sequencing rule is that:

Different industries use different software packages for scheduling because every industry has different problem structures.

Operations Management and Value Chains

Measuring Performance in Operations and Value Chains

Operations Strategy

Technology and Operations Management

Goods and Service Design

Supply Chain Design

Process Selection, Design, and Analysis

Facility and Work Design

Forecasting and Demand Planning

Capacity Management

Managing Inventories in Supply Chains

Supply Chain Management and Logistics

Resource Management

Quality Management

Quality Control and SPC

Lean Operating Systems

Project Management

Filters