MGT124

Question 1

When matching resources to customer demands, manufacturers strive to make schedules that achieve which of the following

maximum work-in-process

short break times

low setup times

low facility utilization

Answer 1

low setup times

Question 2

Given the resources allocated by the aggregate plan, an operations manager develops a weekly schedule for producing a specific product. Which of the following is the operations manager creating?

short-term schedule

master schedule

breakdown schedule

aggregate schedule

Answer 2

master schedule

Question 3

Loading

is the process of assigning jobs to work or processing centers

never considers process capacity

is the process of assigning cycle times to operations steps

is typically managed using an assembly chart

Answer 3

is the process of assigning jobs to work or processing centers

Question 4

why is scheduling often complex for process-focused facilities?

JIT techniques must be used to schedule components

they produce a large variety of products with unique requirements

work centers have low-volume capacity limits

machine breakdowns are more likely between products

Answer 4

they produce a large variety of products with unique requirements

Question 5

what are two alternative names for process-focused facilities?

continuous process and repetitive facilities

repetitive and job shop facilities

intermittent and continuous process facilities

intermittent and job shop facilities

Answer 5

intermittent and job shop facilities

Question 6

Which of the following should an operations manager use to monitor which jobs are on schedule and which are ahead of or behind schedule?

Gantt schedule chart

input-output control

ConWIP cards

Gantt load chart

Answer 6

Gantt schedule chart

Question 7

An organization faces heavy penalties for jobs that are not completed on time. Which of the following priority rules should the operations manager use when sequencing jobs?

SPT: shortest processing time

EDD: earliest due date

LPT: longest processing time

FCFS: first come, first served

Answer 7

EDD: earliest due date

Question 8

a scheduler uses interactive computing to make schedule changes based on up-to-the-minute information. Which of the following describes the scheduler’s approach?

finite capacity scheduling

cyclical scheduling

first come, first served

input-output control

Answer 8

finite capacity scheduling

Question 9

what focuses on developing varying schedules with the minimum number of workers?

the assignment method

finite capacity scheduling

cyclical scheduling

finite loading

Answer 9

cyclical scheduling

Question 10

Which of the following rules does a hospital’s emergency room usually use for treating patients?

SPT

LPT

FCFS within a priority class

FCFS

Answer 10

FCFS within a priority class

Question 11

Which of the following priority rules minimizes the average number of jobs in the system?

SPT: shortest processing time

FCFS: first come, first served

EDD: earliest due date

LPT: longest processing time

Answer 11

SPT: shortest processing time

Question 12

cycling scheduling is usually used for scheduling

meetings

machines

jobs

employees

Answer 12

employees

Question 13

what allows operations personnel to manage facility work flows?

input-output control

WIPCon cards

Johnson’s rule

the assignment method

Answer 13

input-output control

Question 14

Which of the following statements is NOT true regarding finite capacity scheduling?

Finite capacity scheduling is also called a short-term scheduling system.

Finite capacity scheduling provides the scheduler with interactive computing and graphic output.

Finite capacity scheduling directs delivery requirements to be based on a set of predefined rules.

Operations managers are moving toward finite capacity scheduling systems that allow virtually instantaneous change by the operator.

Answer 14

Finite capacity scheduling directs delivery requirements to be based on a set of predefined rules.

Question 15

which of the following is NOT a process-focused facility?

motorcycle assembly line

auto repair garage

beauty salon

hospital

Answer 15

motorcycle assembly line

Question 16

Which of the following is NOT one of the criteria used to evaluate scheduling performance?

minimize completion time

minimize customer waiting time

maximize utilization

maximize WIP

Answer 16

maximize WIP

Question 17

when matching resources to customer demands, manufacturers strive to make schedules that achieve which of the following?

low setup times

short break times

low facility utilization

maximum work-in-process

Answer 17

low setup times

Question 18

which of the following begins with the due date and schedules the final operation first?

reverse scheduling

due-date scheduling

backward scheduling

forward scheduling

Answer 18

backward scheduling

Question 19

the sequence of work for a job is also known as its

trajectory

path

routing

load

Answer 19

routing

Question 20

which one of the following is one of Taiichi Ohno’s seven wastes?

MRP/ERP

transportation

logistics

energy

Answer 20

transportation

Question 21

the 5Ss developed by the Japanese do NOT include

sort/segregate

safety

standardize

simplify/straighten

Answer 21

safety

Question 22

which of the following is NOT a lean quality tactic?

build fail-safe methods

cross-train workers to add flexibility

use statistical process control

empower employees

Answer 22

cross-train workers to add flexibility

Question 23

which of the following words means built-in quality tests?

sensei

kanban

poka-yoke

kaizen

Answer 23

poka-yoke

Question 24

which of the following attributes is NOT for lean operations?

empower employees

develop collaborative partnerships with suppliers

build processes that increase variability

develop worker flexibility

Answer 24

build processes that increase variability

Question 25

how do pharmacies implement lean operations to ensure that customers will always receive their medications upon demand? they develop community networks as backup systems they pay a premium for 60-minute delivery from their suppliers they hold a large amount of safety stock for all their drugs they locate no further than 10 miles from their suppliers

Answer 25

they develop community networks as backup systems

Question 26

what does it mean when managers in a hospital go to the Gemba? they are reducing the number of minutes it takes from where a patient is wheeled into the operating room until the first incision is made they are going to the place where the work is actually performed in the hospital they are working on reducing the average wait time in the urgent care center they are utilizing the 5Ss protocol and standard work practices for the properation process

Answer 26

they are going to the place where the work is actually performed in the hospital

Question 27

which of the following is NOT a lean inventory tactic? reduce setup time use a push system to move inventory use group technology reduce lot size

Answer 27

use a push system to move inventory

Question 28

which of the following statements is true regarding lean sustainability? Lean drives out waste because waste has adverse affects on the environment, while sustainability drives out waste because waste adds nothing for the customer. sustainability is focused on only the immediate process and system lean requires examining the systems in which the firm and its stakeholders operate lean and sustainability both seek to maximize resource utilization and economic efficiency

Answer 28

lean and sustainability both seek to maximize resource utilization and economic efficiency

Question 29

What is a concept that results in material being produced only when requested and moved to where it is needed just as it is needed? push system procrastination system pull system requisition system

Answer 29

pull system

Question 30

Virtually every restaurant deals with its suppliers on a fixed-period inventory system basis. a JIT basis. a production order quantity basis. an EOQ basis.

Answer 30

a JIT basis.

Question 31

Which of the following activities does NOT need to be virtually eliminated for a lean organization? cross-training inspection inventory material handling

Answer 31

cross-training

Question 32

The Japanese call the practice of stopping production when a defect occurs kaizen. jidoka. poka-yoke. kanban.

Answer 32

jidoka

Question 33

Inventory reduction via JIT is an effective tool for identifying causes of variability. inefficiencies in warehouse layout. setup costs. holding costs.

Answer 33

causes of variability.

Question 34

reliability is providing ring-bus style redundancy the probability that a machine part or product will function for a specified time under stated conditions the elimination of variability by using six sigma improving individual components with maintenance

Answer 34

the probability that a machine or product will function properly for a specified time under stated conditions

Question 35

Which of the following statements is NOT true? Maintenance tactics include providing redundancy. Maintenance includes all activities involved in keeping a system's equipment in working order. Good maintenance and reliability management enhances a firm's performance and protects its investment. Reliability is the probability that a machine part or product will function properly for a specified time under stated conditions.

Answer 35

Maintenance tactics include providing redundancy.

Question 36

what is the expected time between a repair and the next failure of a component, machine, process, or product? parallel reliability preventive maintenance redundancy MTBF

Answer 36

MTBF

Question 37

the appropriate maintenance policy is developed by balancing preventive maintenance costs and breakdown maintenance costs. The problem is that infant mortality detracts from preventive maintenance costs, which are very difficult to identify does not consider preventive maintenance, which should be preformed regardless of cost does not consider breakdown maintenance, which must be preformed regardless of cost is a high initial failure rate

Answer 37

is a high failure rate

Question 38

infant mortality is generally found in MTBF is the failure rate early in the life of a product or process is a very rare phenomenon in the life of products is seldom due to improper use

Answer 38

is the failure rate early in the life of a product or process

Question 39

which of the following is part of total productive maintenance designing machines for manufacturing rotating machine operators on a regular basis training workers for job rotation emphasizing total cost of ownership when purchasing machines

Answer 39

emphasizing total cost of ownership when purchasing machines

Question 40

with regard to TPM, what does it mean to emphasize "total cost of ownership" when purchasing machines? include worker training include service and maintenance includes taxes include depreciation

Answer 40

include service and maintenance

Question 41

which of the following is NOT one of the maintenance and reliability procedures? employee empowerment clean and lubricate monitor and adjust keep accurate records

Answer 41

employee empowerment

Question 42

what does TPM stand for total productive management total productive maintenance total preventive maintenance total preventive management

Answer 42

total productive maintenance

Question 43

what term refers to operators partnering with maintenance personnel to observe, check, adjust, clean, and notify? autonomous maintenance empowered maintenance total productive maintenance partner maintenance

Answer 43

autonomous maintenance1

Question 44

which of the following is a reliability tactic? increasing repair capabilities improving individual components increasing repair speed implementing preventive maintenance

Answer 44

improving individual components

Question 45

a plan that involves monitoring equipment and facilities, and preforming routine inspections and service to keep equipment and facilities reliable is known as breakdown maintenance troubleshooting preventive maintenance predictive maintenance

Answer 45

preventive maintenance

Question 46

what combines total quality management with a strategic view of maintenance from process and equipment design to preventive maintenance? maintenance quality management total preventive maintenance total productive maintenance total quality maintenance management

Answer 46

total productive maintenance

Question 47

which of the following would NOT increase reliability? improve individual components decrease the number of independent components (without changing individual reliabilities) install backup components increase the number of independent components (without changing individual reliabilities)

Answer 47

increase the number of independent components (without changing individual reliabilities)