Preassessment Flashcards
An organization uses the Voice of the Customer to collect information about what customers want, what they like, and what they do not like.
Which two tools should be used once the VOC is complete?
Team problem-solving
Quality function deployment
Employee training
Fact-based management
Team problem-solving
Quality function deployment
A paper manufacturing company dealing in paper products experiences quality issues due to poor performance and equipment malfunction.
Which of the following quality management tools must the paper manufacturer use to find out the reason for their poor quality of products?
Pareto charts
A company makes rulers that are designed to be 20 cm in length with allowance ±0.1 cm.
If the actual length of a ruler is 20.2 cm, which factor will the company use to judge the quality of the length of the rulers?
Conformance
Which aspect of quality is demonstrated by a vehicle that has a useful life of 165,000 miles?
Reliability
Which quality management philosophy assigns cost to quality, defines quality by how well a product can be used for its intended purpose, and uses Pareto charts?
Juran Institute’s management theory
Which quality management philosophy focuses on quality during the design of a product to eliminate product quality variations?
Taguchi methods
Which quality management philosophy uses cause-and-effect fishbone diagrams for root-cause analysis, emphasizes a bottom-up approach to quality, and considers standardization and quality control to move together in improvement?
Ishikawa’s quality circle
A company sells garage doors through a national retailer and contracts with local installers to complete the installations. The operations manager is responsible for completing the installations in a 14-day period after the sale. The company will be penalized financially if it fails to achieve these objectives. The operations manager’s daily responsibilities include contacting installers to expedite orders and ensure deadlines are met.
Which two tools should be used to measure installer performance?
Control charts to measure the time elapsed to completion
Run charts to chart output around the 14-day central tendency
An employee at a company thinks the department could improve its performance metrics by inspecting 100% of all finished product.
Which quality management philosophy would address this employee’s opinion?
Deming: Cease dependence on inspection to achieve quality. Eliminate the need for inspection. Build quality into the product in the first place.
The CEO of a service company wants to change the strategy of the company from volume sales to high-quality products.
Which philosophy should the CEO implement to emphasize quality over volume?
Deming 14 points
Which method can a company use to relate customer needs and expectations to specific design characteristics?
Quality Function Deployment
Which quality tool examines patterns, flow, and causes of variation of data points over time?
Statistical process control
Six Sigma is adopted by a manufacturing company.
How can the company use Six Sigma to establish quality improvement?
There should be no more than 3.4 defects per million products from a manufacturing company statistically.
Which two company practices reflect the guiding principles of Six Sigma?
- A company tries to reduce variation in the quality of products it offers.
- A company emphasizes the quality of suppliers because the quality of outputs are determined by the quality of inputs.
Which Six Sigma methodology improves workplace efficiency and eliminates waste?
DMAIC
A clothing retailer sends out evaluations to customers to rate quality as “outstanding,” “good,” “average,” and “bad.”
If the retailer wants to know the annual frequency of each evaluation category, which tool should the retailer use?
Histogram
A vice president of a major retailer is trying to reduce the wait time for customers in the checkout line by appropriately opening checkout lines. To do this, the VP needs to know the relationship and degree of correlation between monthly customer visits and area population.
Which tool should be used in this situation?
Scatter Plot
A company that produces motors uses the a “motor assembly check sheet”, why would the company use this check sheet?
To develop a Pareto chart identifying the root causes of engine defects
A rental company has a fleet of 50 cars that can be rented daily if all vehicles have been washed and inspected and are free of mechanical and electrical defects. Due to maintenance requirements and late returns by customers, the rental company is, in general, able to prepare 45 cars per day for rental. On average, 30 cars are rented daily.
What is the efficiency rate for this company?
67%
A quality improvement team is trying to illustrate to upper management how a process is varying over time as measurements are collected.
Which two statistical process control (SPC) tools should the team use?
Run Charts and Control Charts
A manager is planning staffing needs for a seasonal ice cream stand. The manager expects to have the following number of customers per day each month:
January: 20
February: 23
March: 30
April: 60
May: 90
Jun: 120
July: 130
August: 150
September: 100
October: 80
November: 60
December: 30
Which capacity planning strategy should the manager use to achieve this customer demand?
- Lag
- Lead
- Adjustment
- Match
Match
The original capacity in each process for a computer manufacturer’s operations is as follows:
Parts inventory: 500 units available per day
Assembly: 300 units assembled per day
Delivery: 450 units processed per day
After the computer manufacturer upgrades the assembly system, it can assemble 550 units per day.
According to this information, what is the throughput for this computer manufacturer?
450 units/day
At a software development company, programming Team A can write an average of 1600 lines of new code a day and programming Team B can correct an average of 1100 tested lines of code a day. An automated quality assurance (QA) testing suite can check an average of 2100 new lines of code a day, while the QA Team can test an average of 900 new lines of code daily. Each new line of code must be checked by both the automated test suite and a member of the QA team.
Which step should Acme take to optimize the number of corrected lines of code per day?
Add resources to the QA Team to increase the number of lines of code that can be tested each day.
An automobile manufacturer has just built its first assembly factory in the United States based on increased demand from customers in the United States. The manufacturer intends to serve the entire U.S. market with this factory. Many of the suppliers for the U.S. factory are near the manufacturer’s other plants in India. The new U.S. factory enables the manufacturer to use many more robots to assist in the assembly of automobiles.
Which two location factors were important influences in building this new factory?
Labor productivity & Close to customers
An auto service center that specializes in oil changes has two service bays that serve, on average, a total of 24 cars per eight-hour business day. On average, each bay can finish one oil change in 30 minutes.
What is the design capacity?
32 oil changes
An appliance manufacturer has two factories located around the world, each with its own capacity:
* F1 can make 8 appliances per day.
* F2 can make 10 per day.
The factories can deliver to two different distribution centers. Every day each distribution center must receive 9 appliances each.
The cost to deliver appliances from each factory to each distribution center is listed in the table below:
DC1 DC2
F1 $4 $3
F2 $8 $3
Using the factory production constraints and the delivery costs in the above matrix, what is the lowest cost to deliver all 18 appliances to the distribution centers?
F1 = 8 x $4 = $32
F2 = 1 x $8 = $ 8
========== $40
F2 = 9 x $3 = $27
============ $67
An oil refinery receives crude oil on a regular basis, which must be refined into five different octane-rated gasoline formulas and diesel. Demand for these fuels is easy to predict. The cost to refine the oil decreases rapidly depending on the size of the refinery that refines the oil.
Based on this information, which process strategy should the oil refinery use in its refining process?
Continuous Flow
A company wants to compare shipping costs if it uses different routes to deliver products.
Which evaluation method should the company use?
Transportation Method
A company makes garage door tracks for residential and commercial customers. The production manager prefers to run all the footage for residential requirements first each day and then change over for the commercial size after the residential orders are completed. The tooling is changed back to the residential size before the end of business each day.
Which process strategy is this company using?
Batch processing with some product variety on moderately flexible equipment
A hospital administrator needs to determine how many beds to make available for exam rooms, operating rooms, and in-patient care. The hospital board announces they will be getting more patient referrals from specialists at a newly opened clinic.
What should the adminstrator use to forecast how many beds to make available, given the increased number of patients?
Weighted moving average using patient referral data
A fairly new business, after facing early losses, now aims to develop a forecast plan to reduce inefficiencies.
What immediate next step must the company take?
Developing and testing its model
A company has developed a new product that links a smartphone app to a doorbell and home security monitoring system. There is nothing else like it on the market and no prior sales history from which to develop a forecast. A sales manager is trying to determine the best price point for introduction, while also trying to estimate what first-year sales volumes might be.
What are two possible means for determining the price point and first-year sales forecast?
Panel of experts & Test market
What is the time horizon for medium-range forecasting?
6- 18 months
Which strategy should be used when inventory carrying costs are high and costs of changing capacity are low?
Chase Strategy
A large retail chain is developing an aggregate plan for its “holiday tree” product line. It does not specify Douglas fir, pine, spruce tree, or artificial tree variations, just overall quantity of trees to be offered throughout the holiday season.
What is the appropriate time fence for the aggregate plan?
6 - 18 months before the holiday season starts
A bicycle company receives an order to deliver 200 bicycles by the end of the month.
Which planning process will help this company to decide the required quantity of bicycle tires to meet the order?
MRP
A car company is planning the allocation of employees for production of its vehicles.
Which planning type is being used?
MRP II because it extends to the manufacturing process
A computer company needs to order 50 computer screens from a vendor so they can assemble 100 computers by the end of the month.
What does the computer company need to know to ensure the parts arrive when they are needed?
Lead time
A computer company receives an order for 100 computers from a customer inside of its lead time. The production planner agrees to support the order.
Which two outputs will the MRP system issue?
Planned order receipts
Expedite notice
A furniture company receives an order for 100 dining tables with four legs each. The planner has determined that the projected number of legs on hand is 60 units. If there is no previously scheduled production for legs, what will be the planned production of legs?
340
(100 x 4 legs = 400 - 60 legs = 340)
Which equipment can be used in a just-in-time (JIT) environment to reduce setup time?
General purpose machines
What helps to reduce setup time in a JIT system?
Placing the needed tools and equipment in predetermined locations & Shortening the downtime of equipment
A product company uses the JIT system to optimize its manufacturing processes.
Which characteristic of the JIT system allows the company to achieve an optimal manufacturing process.
Streamlining manufacturing processes by identifying manpower excesses.
Aligning raw-material orders from suppliers directly with production schedules.
What can be used in a company with a just-in-time (JIT) environment to reduce inventory?
Pull system
A car manufacturing company aims to eliminate waste from the system and identifies the most efficient way of doing things.
Which lean system is being used by the car manufacturer?
TPS
A company that makes Halloween costumes used to make the costumes using an assembly line process, but the company recently converted to a just-in-time system.
What do these two production systems have in common?
High-volume production
Many companies implementing a just-in-time (JIT) system have eliminated complex material-handling systems and rearranged the layout of the workplace to move the workers closer to the production floor. Why is the movement of materials simplified in a JIT system?
Parts are moved by hand
What is a direct competitive advantage to keeping a workstation clean?
Lower injury rates
Which competitive advantage would a company gain from having suppliers managing inventory within the company’s facilities?
A decrease in overhead costs
Strategic planning is based on a firm’s strengths and weaknesses, as well as the threats and opportunities in the external environment.
Regarding strategic planning, what is JIT?
A strength
Which competitive advantage would a company gain from choosing to partner with a single supplier to source similar parts?
An increase in total quality
Which competitive advantage is gained by reducing setup times?
It increases the time for value-added activities.
What type of supply chain structure focuses on getting products quickly to market?
Agile Supply Chain structure
Products A and B for a manufacturing company are level scheduled. Daily requirements are 15 units for product A and 20 units for product B.
If three units of product A and four units of product B are produced in each cycle, how many daily cycles should be scheduled?
5