Question 1

If Jack uses the earliest due date first (EDD)priority rule to schedule these jobs,what will be the average job lateness?

Accepted Answer

A)  2 hours 
B)  2.2 hours 
C)  2.33 hours 
D)  2.4 hours 
E)  3 hours 
A)  2 hours 
B)  2.2 hours 
C)  2.33 hours 
D)  2.4 hours 
E)  3 hours B

Question 2

If Jack uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average job lateness?

Accepted Answer

A)  2 hours 
B)  2.2 hours 
C)  2.33 hours 
D)  2.4 hours 
E)  3 hours 
A)  2 hours 
B)  2.2 hours 
C)  2.33 hours 
D)  2.4 hours 
E)  3 hours A

Question 3

Finite loading does not account for the capacity of work centres.

Accepted Answer

A) True 
 B)False  False

Question 4

In scheduling staff for services,flexible capacity is achieved by:

Accepted Answer

A)  part time workers and the timing of shifts. 
B)  using Johnson's rule. 
C)  offering incentives for customers to come during non-peak hours. 
D)  maintaining inventory. 
E)  none of the choices. 
A)  part time workers and the timing of shifts. 
B)  using Johnson's rule. 
C)  offering incentives for customers to come during non-peak hours. 
D)  maintaining inventory. 
E)  none of the choices.

Question 5

Given the following data for jobs awaiting processing at a manufacturing cell in which jobs are first processed by machine A, then by Machine B:
  
-In developing the sequence that will minimize make-span,where in the schedule sequence should the job W be placed?

Accepted Answer

The answer of Given the following data for jobs awaiting...

Question 6

If Jack uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average WIP in his shop today?

Accepted Answer

A)  2 jobs 
B)  2.33 jobs 
C)  2.4 jobs 
D)  2.67 jobs 
E)  3 jobs 
A)  2 jobs 
B)  2.33 jobs 
C)  2.4 jobs 
D)  2.67 jobs 
E)  3 jobs

Question 7

For the Theory of Constraints,the transfer batch denotes a portion of the production lot that could be moved to the bottleneck operation.

Accepted Answer

A) True 
 B)False

Question 8

Using the information below,determine the following:
(i)processing sequence using (1)SPT and (2)EDD and (3)MST rules
(ii)average flow time and average job lateness under each rule

Accepted Answer

(i)SPT: D-C-A-E-B,ED

Question 9

The following questions refer to the table data for jobs awaiting processing at a single work station (jobs are shown in order of arrival):
  
-What is the average flow time for the minimum slack time (MST)priority rule schedule (using the CR rule to break ties)?
 Average job lateness?
 Average WIP at the centre?

Accepted Answer

11 days; 5

Question 10

A Gantt chart is a visual aid for loading,scheduling,and control purposes.

Accepted Answer

A) True 
 B)False

Question 11

The following questions refer to the table data for jobs awaiting processing at a single work station (jobs are shown in order of arrival):
  
-What is the average flow time for the earliest due date (EDD)priority rule schedule?
 Average job lateness?
 Average WIP at the centre?

Accepted Answer

10.2 days;

Question 12

A major reason for scheduling difficulty is variability in setup times,processing times,interruptions,and changes in the set of jobs.

Accepted Answer

A) True 
 B)False

Question 13

Given the following information concerning jobs awaiting processing at a single work centre,what is the processing sequence using the critical ratio (CR)rule?

Accepted Answer

The answer of Given the following information concerning jobs awaiting...

Question 14

Given the information below,determine the following:
(i)Processing sequence using (1)SPT and (2)EDD.
(ii)Average flow time and average job lateness using (1)SPT and (2)EDD.

Accepted Answer

(i)(1)C-D-B-E-A
(2)A

Question 15

Using Johnson's rule what is the optimum sequence (first car to last)?

Accepted Answer

A)  A; B; C; D; E 
B)  E; D; C; B; A 
C)  E; B; D; C; A 
D)  E; D; B; C; A 
E)  E; B; D; A; C 
A)  A; B; C; D; E 
B)  E; D; C; B; A 
C)  E; B; D; C; A 
D)  E; D; B; C; A 
E)  E; B; D; A; C

Question 16

For services,the process of assigning work shifts to staff begins with forecasting the amount of work to be done during each hour (or shift)during the time period the schedule is being planned.

Accepted Answer

A) True 
 B)False

Question 17

Which sequencing rule is designed specifically to minimize job lateness?

Accepted Answer

A)  Critical ratio (CR) 
B)  Earliest due date (ED
D)  
C)  First come, first serve (FCFS) 
D)  Minimum slack time (MST) 
E)  Shortest processing time (SPT) 
A)  Critical ratio (CR) 
B)  Earliest due date (ED
D)  
C)  First come, first serve (FCFS) 
D)  Minimum slack time (MST) 
E)  Shortest processing time (SPT)

Question 18

If he uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average WIP in his shop today?

Accepted Answer

A)  0 jobs 
B)  1 job 
C)  2 jobs 
D)  3 jobs 
E)  4 jobs 
A)  0 jobs 
B)  1 job 
C)  2 jobs 
D)  3 jobs 
E)  4 jobs

Question 19

Given the following data for jobs awaiting processing at a manufacturing cell in which jobs are first processed by machine A, then by Machine B:
  
-In developing the sequence which will minimize throughput time,where should the job X be placed?

Accepted Answer

The answer of Given the following data for jobs awaiting...

Question 20

The following questions refer to the table data for jobs awaiting processing at a single work station (jobs are shown in order of arrival):
  
-What is the schedule sequence using the earliest due date (EDD)priority rule?

Accepted Answer

The answer of The following questions refer to the table...

Exam 16: Job and Staff Scheduling

If Jack uses the earliest due date first (EDD)priority rule to schedule these jobs,what will be the average job lateness?

If Jack uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average job lateness?

Finite loading does not account for the capacity of work centres.

In scheduling staff for services,flexible capacity is achieved by:

Given the following data for jobs awaiting processing at a manufacturing cell in which jobs are first processed by machine A, then by Machine B: -In developing the sequence that will minimize make-span,where in the schedule sequence should the job W be placed?

If Jack uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average WIP in his shop today?

For the Theory of Constraints,the transfer batch denotes a portion of the production lot that could be moved to the bottleneck operation.

Using the information below,determine the following: (i)processing sequence using (1)SPT and (2)EDD and (3)MST rules (ii)average flow time and average job lateness under each rule

A Gantt chart is a visual aid for loading,scheduling,and control purposes.

The following questions refer to the table data for jobs awaiting processing at a single work station (jobs are shown in order of arrival): -What is the average flow time for the earliest due date (EDD)priority rule schedule? Average job lateness? Average WIP at the centre?

A major reason for scheduling difficulty is variability in setup times,processing times,interruptions,and changes in the set of jobs.

Given the following information concerning jobs awaiting processing at a single work centre,what is the processing sequence using the critical ratio (CR)rule?

Given the information below,determine the following: (i)Processing sequence using (1)SPT and (2)EDD. (ii)Average flow time and average job lateness using (1)SPT and (2)EDD.

Using Johnson's rule what is the optimum sequence (first car to last)?

For services,the process of assigning work shifts to staff begins with forecasting the amount of work to be done during each hour (or shift)during the time period the schedule is being planned.

Which sequencing rule is designed specifically to minimize job lateness?

If he uses the shortest processing time first (SPT)priority rule to schedule these jobs,what will be the average WIP in his shop today?

Given the following data for jobs awaiting processing at a manufacturing cell in which jobs are first processed by machine A, then by Machine B: -In developing the sequence which will minimize throughput time,where should the job X be placed?

The following questions refer to the table data for jobs awaiting processing at a single work station (jobs are shown in order of arrival): -What is the schedule sequence using the earliest due date (EDD)priority rule?

Introduction to Operations Management

Competitiveness, Strategic Planning, and Productivity

Demand Forecasting

A: Product Design

B: Product Design

A: Strategic Capacity Planning

B: Strategic Capacity Planning

A: Process Design and Facility Layout

B: Process Design and Facility Layout

A: Design of Work Systems

B: Design of Work Systems

A: Location Planning and Analysis

B: Location Planning and Analysis

Management of Quality

A: Statistical Quality Control

B: Statistical Quality Control

Supply Chain Management

Inventory Management

Aggregate Operations Planning

Material Requirements Planning and Enterprise Resource Planning

A: Just-In-Time and Lean Production

B: Just-In-Time and Lean Production

Project Management

A: Waiting-Line Analysis

B: Waiting-Line Analysis

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