Question 1

The short-term scheduling activity called "loading":

Accepted Answer

A) assigns dates to specific jobs or operations steps. 
B) specifies the order in which jobs should be done at each center. 
C) assigns jobs to work centers 
D) assigns workers to jobs. 
E) assigns workers to machines. 
A) assigns dates to specific jobs or operations steps. 
B) specifies the order in which jobs should be done at each center. 
C) assigns jobs to work centers 
D) assigns workers to jobs. 
E) assigns workers to machines. C

Question 2

Johnson's rule sequences a set of jobs through two different machines or work centers in the same order.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following is NOT required to be known in order to schedule process-focused facilities?

Accepted Answer

A) the sequence of work 
B) which workers are assigned to each work center 
C) the time required for each item 
D) the capacity of each work center 
E) the availability of each work center 
A) the sequence of work 
B) which workers are assigned to each work center 
C) the time required for each item 
D) the capacity of each work center 
E) the availability of each work center B

Question 4

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 5

Use Johnson's rule to determine the optimal sequencing for the five jobs to be processed on two machines in a fixed order (Machine 1 before Machine 2).The processing times are given in the table below.
a.What is the optimal sequence?
b.What is the total flow time for this sequence?

Accepted Answer

(a,b)The optimal sequence is M

Question 6

Briefly describe how "the unexpected" makes short-term scheduling at Delta Airlines a challenge.Also describe how Delta meets that challenge,and achieves competitive advantage through short-term scheduling.

Accepted Answer

The unexpected refers to delays and canc

Question 7

The jobs listed below need to be completed.Assume that it is now day 140.If the jobs are sequenced according to the longest processing time rule,what is the lateness of job A?

Accepted Answer

A) 0.0 days 
B) 24.0 days 
C) 7.4 days 
D) 10.0 days 
E) 11.6 days 
A) 0.0 days 
B) 24.0 days 
C) 7.4 days 
D) 10.0 days 
E) 11.6 days

Question 8

Short-term schedules are prepared:

Accepted Answer

A) directly from the aggregate plans. 
B) directly from the capacity plans. 
C) from inventory records for items that have been used up. 
D) from master schedules,which are derived from aggregate plans. 
E) from the purchasing plans. 
A) directly from the aggregate plans. 
B) directly from the capacity plans. 
C) from inventory records for items that have been used up. 
D) from master schedules,which are derived from aggregate plans. 
E) from the purchasing plans.

Question 9

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

Question 10

Three jobs are to be assigned to three machines.Cost for each job-machine combination appears in the table below.Perform the first two steps of the assignment method (subtract the smallest number in each row and subtract the smallest number in each column;then cover with straight lines).At this point in the problem-solving process:

Accepted Answer

A) the row for Job 1 contains the values 5,6,and 0. 
B) calculations are complete,and the problem is ready for an optimal set of assignments. 
C) the column for Machine B indicates that it should be retired. 
D) Job 1 should be performed on Machine B. 
E) Job 1 should be performed on Machine A. 
A) the row for Job 1 contains the values 5,6,and 0. 
B) calculations are complete,and the problem is ready for an optimal set of assignments. 
C) the column for Machine B indicates that it should be retired. 
D) Job 1 should be performed on Machine B. 
E) Job 1 should be performed on Machine A.

Question 11

There are two jobs to be assigned to two workers.The profit for worker A on job 1 is $5 and on job 2 is $8.The profit for worker B on job 1 is $10 and on job 2 is $12.How should the work be divided using the assignment method?

Accepted Answer

A) worker A assigned to job 1 and worker B assigned to job 2 
B) worker A assigned to job 2 and worker B assigned to job 1 
C) worker A gets both jobs 1 and 2 
D) worker B gets both jobs 1 and 2 
E) unable to determine 
A) worker A assigned to job 1 and worker B assigned to job 2 
B) worker A assigned to job 2 and worker B assigned to job 1 
C) worker A gets both jobs 1 and 2 
D) worker B gets both jobs 1 and 2 
E) unable to determine

Question 12

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.

Question 13

Which of the following is NOT a key direct benefit from effective internal or external scheduling?

Accepted Answer

A) lower cost 
B) greater use of assets 
C) more dependable delivery 
D) higher quality 
E) added flexibility 
A) lower cost 
B) greater use of assets 
C) more dependable delivery 
D) higher quality 
E) added flexibility

Question 14

What makes short-term scheduling of strategic importance?

Accepted Answer

1.Internally effective scheduling means

Question 15

What is a scheduling technique used to achieve an optimum,one-to-one matching of tasks and resources?

Accepted Answer

A) the assignment method 
B) Johnson's rule 
C) the CDS algorithm 
D) the appointment method 
E) the reservation method 
A) the assignment method 
B) Johnson's rule 
C) the CDS algorithm 
D) the appointment method 
E) the reservation method

Question 16

What is input-output control?

Accepted Answer

Input-output control is a tech

Question 17

________ is the assignment of jobs to work or processing centers.

Accepted Answer

The answer of ________ is the assignment of jobs to...

Question 18

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 machin

Question 19

Five jobs are waiting for processing through two work centers.Their processing time (in minutes)at each work center is contained in the table below.Each job requires work center Alpha before work center Beta.According to Johnson's rule,what is the optimum sequence of jobs and the minimum time for completion of all jobs?

Accepted Answer

A) V-T-S-U-R;225 
B) U-R-T-S-V;175 
C) R-S-T-U-V;240 
D) U-S-V-T-R;200 
E) R-U-T-S-V;175 
A) V-T-S-U-R;225 
B) U-R-T-S-V;175 
C) R-S-T-U-V;240 
D) U-S-V-T-R;200 
E) R-U-T-S-V;175

Question 20

The following jobs are waiting to be processed at your work center,which cleans valve body castings.Job numbers are assigned sequentially upon arrival in the facility (a missing number means that job does not require your work center).All dates are specified as days from today.
   a.In what sequence should the jobs be processed according to the FCFS scheduling rule?
b.In what sequence should the jobs be processed according to the EDD scheduling rule?
c.In what sequence should the jobs be processed according to the SPT scheduling rule?
d.In what sequence should the jobs be processed according to the LPT scheduling rule?
e.In what sequence should the jobs be processed according to the critical ratio scheduling rule?

Accepted Answer

FCFS: 101,102,104,107,108
EDD:

Exam 15: Scheduling for the Short-Term

The short-term scheduling activity called "loading":

Johnson's rule sequences a set of jobs through two different machines or work centers in the same order.

Which of the following is NOT required to be known in order to schedule process-focused facilities?

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

Use Johnson's rule to determine the optimal sequencing for the five jobs to be processed on two machines in a fixed order (Machine 1 before Machine 2).The processing times are given in the table below. a.What is the optimal sequence? b.What is the total flow time for this sequence?

Briefly describe how "the unexpected" makes short-term scheduling at Delta Airlines a challenge.Also describe how Delta meets that challenge,and achieves competitive advantage through short-term scheduling.

The jobs listed below need to be completed.Assume that it is now day 140.If the jobs are sequenced according to the longest processing time rule,what is the lateness of job A?

Short-term schedules are prepared:

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?

There are two jobs to be assigned to two workers.The profit for worker A on job 1 is $5 and on job 2 is $8.The profit for worker B on job 1 is $10 and on job 2 is $12.How should the work be divided using the assignment method?

Forward scheduling:

Which of the following is NOT a key direct benefit from effective internal or external scheduling?

What makes short-term scheduling of strategic importance?

What is a scheduling technique used to achieve an optimum,one-to-one matching of tasks and resources?

What is input-output control?

________ is the assignment of jobs to work or processing centers.

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

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