Operations Test 3
According to Littles law, which of the following can be used to estimate work-in-process inventory?
Throughput rate times throughput time
Which of the following terms describes the time a unit spends actually being worked on together with the time spent waiting in a queue?
Throughput time
Littles Law can be states as
Throughput time X Throughput rate = Work-in-process
Which of the following work methods design aids might be used by a methods analyst in determining the best work methods to be used by a worker at a fixed workplace?
Time to study
Which of the following is one of the primary reasons for work sampling?
To measure performance
Work measurement sets time standards that are necessary for all of the following reasons except
To scare employees
Netflix would be an example of which of the following approaches to managing customer induced variation?
Uncompromised reduction
Which is not an advantage of specialization?
Upstream and downstream quality control
According to your text, the most common process metric is
Utilization
Which of the following is not considered a major process flow structure
Virtual Factory
According to Little's Law, which of the following ratios is used to find throughput time?
Work-in-Process/Throughput rate
Which of the following are not used as reasons to justify time allowances in a time study analysis?
Worker Illness
A worker was producing a product for which the standard time was one minute per unit. During an eight hour workday, the worker produced 520 units. What would be the workers pay for that day if the basic pay rate was $10.00 per hour and the piece rate bonus was $2.00 per unit above standard
$160.00
A time study was made of a job to develop new time standards. A worker was observed for 30 minutes. During that time, 40 unites were produced. The analyst rated the worker as performing at a 120 percent performance rate. What is the normal time for this task?
0.90 minutes
Assume a fixed cost for a process of $15,000. The variable cost to produce each unit of product is $10 and the selling price for the finished product is $25. Which of the following is the number of units that has to be produced and sold to break-even?
1,000 units
A time study was made of a job to develop new time standards. A worker was observed for 30 minutes. During that time, 40 units were produced. The analyst rated the worker as performing at a 120 percent performance rate. Allowances for the rest and personal time are 20 percent. What is the standard time for this task?
1.00 minutes
If the normal time for an operator is 2.4 minutes and the Observed time of Operator A is 2 minutes, the performance rating of Operator A is
1.2
Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the six tasks that make up the job are 4, 6, 7, 2, 6, 5 minutes, and the cycle time is 10 minutes?
3
Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the six tasks that make up the job are 4, 6, 7, 2, 6, and 5 minutes, ant the cycle time is 10 minutes?
3
If the normal time for a job is 4 minutes and the allowances for the job are 10 percent of normal time, which of the following comes closest to the standard time for this job?
4.4 minutes
Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the eight tasks that make up the job are 7, 4, 7, 8, 9, 4, 3, 6 minutes, and the cycle time is 8 minutes?
6
Which of the following is not a trend in job design?
9 to 5 scheduling
Using the assembly-line balancing procedure, which of the following is the required cycle the production time in minutes per day is 480 and the required output per day in units is 50?
9.6
Using the assembly-line balancing procedure, which of the following is the required cycle time if the production time in minutes per day is 480 and the required output per day in units is 50?
9.6
Processes can be characterized as
A and B
Which of the following is true about make-to-stock processes?
A and B
Work sampling offers all the following advantages over time study except
A complete breakdown of all the elements of a job
We would expect to see in a group technology layout which of the following?
A small team of workers who turn out complete unites of work
Which of the following statements is not true about the strategic uses of the service-system design matrix?
A, B, and C
The service triangle includes
A, B, and D
Job design decisions are being affected by which of the following trends?
Automation of heavy manual work
Which of the following best describes the term cycle time?
Average time between completions of successive units
The most common things that can happen when two stages are directly linked are
B and C
The 5 steps of making a work sample study include all of the following except
Change the specific time observations to make them convenient
Throughput time cannot be reduced in a process by
Changing the sequence of activities
The type of processing structure that is used to produce gasoline, chemicals, and drugs is
Continuous Process
Which of the following is not considered an input to the layout decision in facility layout analysis?
Cost per square foot of alternative facilities
The average time between the completion of units is commonly known as
Cycle time
_______ refers to service encounters whose specifications must be developed through some interaction between the customer and the server.
Face-to-face total customization
A process flow diagram shows how parts are put together to make a product
False
If the sum of the task times required to produce a product is 8- minutes and the cycle time for the same product is 15 minutes, the theoretical minimum number of workstations is 8 using the assembly-line balancing procedure
False
When comparing multiple processes to manufacture a product, the path of lowest total cost is always a straight line
False
Which of the following is an example of a finite population in a queuing system?
Five machines that are repaired by a maintenance worker
Which of the following basic types of production layout formats is one which equipment or work processes are arranged according to the progressive steps by which the product is made?
Flow-shop layout
Which is not a characteristic of a well-designed service system?
Gives the same service to all customers regardless of their needs
The ____ the percentage of contact time between the service system and the customer, the _____ the degree of interaction between the two during the production process
Greater, greater
In work sampling, which of the following main issues must be decided before undertaking the study?
How many observations are necessary
Which of the following is not a trend in job design?
Jobs for life
Which of the following terms was introduced to refer to the physical surroundings where a service takes place?
Landscape
Which of the following is not a queue discipline discussed in the textbook?
Last in, first out
In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?
Lighting
Which is not a disadvantage of specialization?
Low cost to replace a worker
In the service-system design matrix, a face-to-face total customization service encounter is expected to have which of the following?
Low production efficiency
In the service-system design matrix, a mail contact service encounter is expected to have which of the following?
Low sales opportunity
Which of the following is an example of a finite population in a queuing system?
Machines which have randomly spaced service requirements
Which of the following is not a basic process flow structure?
Mass Attack
Which company pioneered the production line approach to delivering on-site service?
McDonalds Corporation
Buying a ticket for a college football game where there are multiple windows to buy the ticket at features which type of queuing system line structure?
Multichannel, single phase
Buying food at a large food store with multiple checkout counters features which type of queuing system line structure?
Multichannel, single phase
Buying food at a large food store with multiple checkout counters features which type of system line structure?
Multichannel, single phase
Machine breakdown and repair in a twelve machine factory having three repair mechanics would develop which type of queuing system line structure concerning machine breakdowns?
Multichannel, single phase
Looking at sociotechnical systems, which job design principle is not important?
None of the above (all are important)
Which of the following is a time-to-market performance measure used in judging product development performance?
Number of projects completed
Work measurement techniques include all of the following except
On the job training
Which of the following work methods design aids might be used by a methods analyst in determining the best work methods to be used by a worker at a fixed workplace?
Operations chart
The approach to delivering on-site service made famous by Nordstrom department stores is
Personal Attention Approach
Which of the following is considered a high-contract service operation?
Physician practice
What are poka-yokes?
Procedures that prevent defects from happening
Which of the following basic types of production layout form ats is one which similar equipment or functions are grouped together?
Process layout
Which of the following is one of the three contrasting approaches to delivering on-site service
Production line approach
The best description of the process structure used for assembling the Space Shuttle
Project Layout
An advantage of a make-to-stock process is which of the following?
Rapid delivery of a standard product
What dimension of competitiveness does time-to-market performance in product design and process selection impact?
Responsiveness to customer needs
Which of the following is not an application of behavioral concepts to enhance service encounters?
Segment the pain, combine the pleasure
Which of the following approaches to service design is characterized by having the customer take a greater role in the line production of the service?
Self-service approach
Which of the following is one of the three contrasting approaches to delivering on-sire service?
Self-service approach
In practice, often ____ is not included in the utilization of the process
Setup time
Which of the following is an important element in the success of concurrent engineering?
Shared integrated design databases
The product-process matrix
Shows as volume increase specialized equipment becomes cost effective
Design for manufacturing and assembly delivers product improvements by emphasizing which of the following?
Simplification of the product by reducing the number of separate parts
Getting an autograph from a famous person might involve
Single channel, multiphase
In a college registration process, several department heads have to approve an individual student's semester course load. What is the queuing system line structure?
Single channel, multiphase
In a college registration process, several department heads have to approve an individual students semester course load. What is the queuing system line structure?
Single channel, multiphase
A roller coaster ride in an amusement park employs which type of queuing system line structure?
Single channel, single phase
Getting an autograph from a famous person might involve standing in which type of queuing line structure?
Single channel, single phase
Machine breakdown and repair in a twelve machine factory having one repair mechanic would develop which type of queuing system line structure concerning machine breakdowns?
Single channel, single phase
Standing in line to buy a ticket for a movie where there is only one window to buy tickets is which type of queuing system line structure?
Single channel, single phase
When balancing an assembly line, which of the following is not a way to reduce the longest task time below the required workstation cycle time?
Speed up the assembly line transfer mechanism
Which of the following production process term best describes the situation when activities in a stage of production must stop because there is no work?
Starving
There are many applications of poka-yokes in service organizations. Which of the following is one of the three-Ts used to classify poka-yokes?
Task
When the textbook presented the topic of job design decisions, the "what" of these decisions concerned which of the following?
Tasks to be performed
In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?
Temperature
If the arrival rate for loading trucks is 5 trucks per hour, what is the mean time between arrivals?
0.2 hours
Assume the service rate for a queue in a truck-loading operation is 2 trucks per hour. Using the infinite queuing notion for the models presented in the textbook which of the following is the average service time?
0.5 hours
Using the assembly-line balancing procedure, which of the following is the required cycle time if the production time in minutes per day is 1,440 and the required output per day in units is 2,000?
0.72
You have just determined the actual number of workstations that will be used on an assembly line to be 8 using the assembly-line balancing procedure. The cycle time of the line is 10 minutes and the sum of all that task required on the line is 60 minutes. Which of the following is the correct value for the resulting lines efficiency?
0.750
You have just determined the actual number of workstations that will be used on an assembly line to be 6 using the assembly line balancing procedure. The cycle time of the line is 5 minutes and the sum of all that tasks required on the line is 25 minutes. Which of the following is the correct value for the resulting line's efficiency?
0.833
You have just determined the actual number of workstations that will be used on an assembly line to be 6 using the assembly-line balancing procedure. The cycle time of the line is 5 minutes and the sum of all that tasks required on the line is 25 minutes. Which of the following is the correct value for the resulting line's efficiency?
0.833
Which of the following would be considered an input in the airline business?
All of the above
Which of the following is not an alternative identified in the service-system design matrix?
All of the above are identified
Global products are often designed to reflect which of the following?
As a series of standard modules
The type of processing structure that is used for producing discrete products at higher volume
Assembly Line
A chart used in process flow design depicting an exploded view of a product and its component parts is which of the following?
Assembly chart
Some for the suggestions for a good layout for manufacturing and back-office operations include which of the following?
Backtracking kept to a minimum
_____ is when the activities in the stage must stop because there is no place to deposit the item just completed
Blocking
The major decision variables in equipment selection are
Both A and B
A company is concerned about the number of customers that have to wait for service in their customer service department. Assume the rate at which customers are serviced is 12 per hour. Using the infinite queuing notion for the models presented in the textbook which of the following is the mean time between arrivals?
Cannot be determined
Which of the following is a basic type of production layout form at?
Cellular layout
Job enrichment includes all of the following except
Diagonal enrichment
A process flowchart uses which of the following symbols to represent a decision point in a flow diagram?
Diamond
Which of the following is a characteristic of a well-designed service system?
Each element of service system consistent with the operating focus of the firm
Some of the advantages for labor to increasing specialization of labor in job design include which of the following?
Ease in learning the job
Which of the following is not an element of a good service guarantee?
Ensures the firm makes a profit
According to the ideas of work physiology, if a job requires a caloric expenditure above 5 calories per minute, what rest period is necessary?
Equal or greater than time spent working
Which of the following is not an important element in the success of concurrent Engineering?
The house of quality matrix
The term "service scape" refers to which of the following?
The physical surroundings in which the service takes place
A breakeven point indicates which of the following
The point where we are indifferent between two options
The major difference between the job shop and batch shop categories of process flow structures is which of the following?
The stability of the product line
Which of the following is a queue discipline mentioned in the textbook as an alternative to first-come-first-served
soonest promise date