Question 1

Short production runs have what effect on the amount of average WIP held?

Accepted Answer

A)   Increased amount of WIP
B)   Decreased amount of WIP
C)   No change to amount of WIP
D)   It is impossible to determine the effect of short production runs on the amount of WIPE) B) and D)
F) C) and D)

Question 2

Two jobs (J1 and J2)  are scheduled on two workcenters (WCA and WCB) . J1 starts at time 0 on WCA and finishes on that workcenter at time 5. J2 starts at time 0 on WCB and finishes at time 3. J2 then starts on WCA at time 5 and finishes at time 9. What is the average flow time of these jobs?

Accepted Answer

A)   0
B)   7
C)   14
D)   Cannot be determined from the information givenE) A) and B)
F) B) and D)

Question 3

Input and output control refers to?

Accepted Answer

A)   Quality assurance of materials and completed goods
B)   Management of input and output production flow rates
C)   Proper training of employees for customer service
D)   Handling of customer service calls at a call centerE) B) and C)
F) All of the above

Question 4

The ability to produce a wide variety of product types is referred to as?

Accepted Answer

A)   Production mapping
B)   Production prowess
C)   Production flexibility
D)   Production differentiationE) C) and D)
F) B) and C)

Question 5

Which job shop dispatch rule tends to work well to minimize average flow time?

Accepted Answer

A)   CR
B)   SPT
C)   EDD
D)   FCFSE) B) and C)
F) None of the above

Question 6

The orders of some important customers may be?

Accepted Answer

A)   Given processing priority
B)   Intentionally delayed
C)   Refused
D)   Placed at the end of the order queueE) None of the above
F) A) and D)

Question 7

What type of chart is often used for forward scheduling?

Accepted Answer

A)   Gary
B)   Gravity
C)   Garage
D)   GanttE) A) and B)
F) A) and C)

Question 8

Customer orders, in a flow management context, are often referred to as jobs.

Accepted Answer

A) True 
 B)False

Question 9

If I is the input rate and O is the output rate, what happens when I < O?

Accepted Answer

A)   WIP decreases
B)   WIP increases
C)   WIP remains constant
D)   I and O are not related to the WIPE) All of the above
F) B) and C) A

Question 10

Having high quality schedules for delivery vehicles can lead to?

Accepted Answer

A)   Lower in-transit inventories
B)   More on-time deliveries
C)   Both lower in-transit inventories and more on-time deliveries
D)   Neither lower in-transit inventories nor more on-time deliveriesE) A) and C)
F) None of the above

Question 11

Short production run tend to result in _________ machine setups.

Accepted Answer

The answer of Short production run tend to result in...

Question 12

Scheduling jobs into the future based upon job arrival date refers to?

Accepted Answer

A)   Backward scheduling
B)   Forward scheduling
C)   Inverse scheduling
D)   Advance schedulingE) B) and C)
F) A) and D) B

Question 13

Shorter production runs tend to decrease production flexibility.

Accepted Answer

A) True 
 B)False

Question 14

What type of rules determine which job to process next from a queue of waiting jobs?

Accepted Answer

A)   Delivery
B)   Distance
C)   Dispatch
D)   DistributionE) B) and C)
F) A) and D)

Question 15

Two jobs (J1 and J2)  are scheduled on two workcenters (WCA and WCB) . J1 starts at time 0 on WCA and finishes on that workcenter at time 5. J2 starts at time 0 on WCB and finishes at time 3. J2 then starts on WCA at time 5 and finishes at time 9. What is the average queue time of these jobs?

Accepted Answer

A)   0
B)   1
C)   2
D)   Cannot be determined from the information givenE) A) and B)
F) A) and C)

Question 16

Two jobs (J1 and J2)  are to be scheduled on a single workcenter. J1 has a process time of 5 and J2 has a process time of 3. J1 has a due date of time 6 and J2 has a due date of time 7. If the jobs are scheduled by the EDD rule, in what order will they be processed?

Accepted Answer

A)   J2 then J1
B)   J1 then J2
C)   Random order
D)   The EDD rule is not related to processing orderE) All of the above
F) A) and B)

Question 17

Which job shop dispatch rule schedules the job with the shortest process time first?

Accepted Answer

A)   CR
B)   SPT
C)   EDD
D)   FCFSE) A) and D)
F) A) and C)

Question 18

Describe the challenges faced when scheduling jobs in a product-focused production system.

Accepted Answer

A successful answer should indicate the challenges such as keeping goods flowing through the system smoothly and maintaining a high degree of labor utilization.

Question 19

The average of flow time minus processing time is?

Accepted Answer

A)   Makespan
B)   Average flow time
C)   Average job tardiness
D)   Average queue timeE) C) and D)
F) B) and D)

Question 20

The primary scheduling issue in a product-focused facility is?

Accepted Answer

A)   Fixed model sequencing
B)   Constant model sequencing
C)   Production model sequencing
D)   Mixed model sequencingE) A) and B)
F) A) and C)

Exam 8: Supplement: Job Scheduling and Vehicle Routing

Short production runs have what effect on the amount of average WIP held?

Correct AnswerverifiedShow Answer

Two jobs (J1 and J2) are scheduled on two workcenters (WCA and WCB) . J1 starts at time 0 on WCA and finishes on that workcenter at time 5. J2 starts at time 0 on WCB and finishes at time 3. J2 then starts on WCA at time 5 and finishes at time 9. What is the average flow time of these jobs?

Correct AnswerverifiedShow Answer

Input and output control refers to?

Correct AnswerverifiedShow Answer

The ability to produce a wide variety of product types is referred to as?

Correct AnswerverifiedShow Answer

Which job shop dispatch rule tends to work well to minimize average flow time?

Correct AnswerverifiedShow Answer

The orders of some important customers may be?

Correct AnswerverifiedShow Answer

What type of chart is often used for forward scheduling?

Correct AnswerverifiedShow Answer

Customer orders, in a flow management context, are often referred to as jobs.

Correct AnswerverifiedShow Answer

If I is the input rate and O is the output rate, what happens when I < O?

Correct AnswerverifiedA

Having high quality schedules for delivery vehicles can lead to?

Correct AnswerverifiedShow Answer

Short production run tend to result in _________ machine setups.

Correct AnswerverifiedShow Answer

Scheduling jobs into the future based upon job arrival date refers to?

Correct AnswerverifiedB

Shorter production runs tend to decrease production flexibility.

Correct AnswerverifiedShow Answer

What type of rules determine which job to process next from a queue of waiting jobs?

Correct AnswerverifiedShow Answer

Two jobs (J1 and J2) are scheduled on two workcenters (WCA and WCB) . J1 starts at time 0 on WCA and finishes on that workcenter at time 5. J2 starts at time 0 on WCB and finishes at time 3. J2 then starts on WCA at time 5 and finishes at time 9. What is the average queue time of these jobs?

Correct AnswerverifiedShow Answer

Two jobs (J1 and J2) are to be scheduled on a single workcenter. J1 has a process time of 5 and J2 has a process time of 3. J1 has a due date of time 6 and J2 has a due date of time 7. If the jobs are scheduled by the EDD rule, in what order will they be processed?

Correct AnswerverifiedShow Answer

Which job shop dispatch rule schedules the job with the shortest process time first?

Correct AnswerverifiedShow Answer

Describe the challenges faced when scheduling jobs in a product-focused production system.

Correct AnswerverifiedA successful answer should indicate the challenges such as keeping goods flowing through the system smoothly and maintaining a high degree of labor utilization.

The average of flow time minus processing time is?

Correct AnswerverifiedShow Answer

The primary scheduling issue in a product-focused facility is?

Correct AnswerverifiedShow Answer

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A

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B

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A successful answer should indicate the challenges such as keeping goods flowing through the system smoothly and maintaining a high degree of labor utilization.

Correct Answer
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Correct Answer
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