COB 300- OPERATIONS FINAL EXAM
QUESTIONS WITH CORRECT ANSWERS
Inventory Turnover - Answer-cogs divided by the total average value of inventory
Days-of-Supply - Answer-the number of days of inventory of an item
Littles Law - Answer-mathematical relationship between throughput rate, flow time, and
the amount of work in process inventory
inventory= throughput rate x flow time
Job Design - Answer-specification of the work activities of an individual or group
Specialization of Labor - Answer-simple, repetitive jobs are assigned to each worker
Job Enrichment - Answer-specialized work is made more interesting by giving the
worker a greater variety of tasks
Work Measurement - Answer-setting time standards for a job
Lead Time - Answer-the time needed to respond to a customer order
Customer Order Decoupling Point - Answer-where inventory is positioned in the supply
chain
Lean Manufacturing - Answer-to achieve high customer service with minimum levels of
inventory investment
Project Layout - Answer-for large or massive products produced in a specific location,
labor, material, and equipment are moved to the product rather than vice versa
Workcenter - Answer-a process with great flexibility to produce a variety of products,
typically at lower volume levels
Manufacturing Cell - Answer-dedicated area where a group of similar products are
produced
Assembly Line - Answer-an item is produced through a fixed sequence of workstations,
designed to achieve a specific production rate
Continuous Process - Answer-a process that converts raw materials into finished
product in one continuous process
,Product-Process Matrix - Answer-a framework depicting when the different production
process types are typically used depending on product volume and how standardized
the product is
Service Package - Answer-a bundle of goods and services that is provided in some
environment
High and Low Degrees of Customer Contact - Answer-the physical presence of the
customer in the system and the percentage of time the customer must be in the system
relative to the total time it takes to perform the service
Service Guarantees - Answer-a promise of service satisfaction backed up by a set of
actions that must be taken to fulfill the promise
Service Blueprint - Answer-the flowchart of a service process, emphasizing what is
visible and what is not visible to the customer
Poka-Yokes - Answer-procedures that prevent mistakes from becoming defects. they
are commonly found in manufacturing but can also be used in service
Quality - Answer-the ability of a product or service to consistently meet or exceed
customer expectations
Quality of Design - Answer-intention of designers to include or exclude features in a
product or service
Quality of Conformance - Answer-the degree to which goods or services conform to the
intent of the designers
Appraisal Costs - Answer-costs of activities designed to ensure quality of uncover
defects
Prevention Costs - Answer-costs of preventing defects from occurring
Failure Costs - Answer-costs caused by defective parts or products or by faulty services
Internal Failures - Answer-failures discovered during production
External Failures - Answer-failures discovered after delivery to the customer
Return on quality - Answer-an approach that evaluates the financial return on
investments in quality
ISO 9000 - Answer-a set of international standards on quality management and quality
assurance, critical to international business
, ISO 14000 - Answer-a set of international standards for assessing a company's
environmental performance
ISO 24700 - Answer-a set of international standards that pertains to the quality and
performance of office equipment that contains reused components
Total Quality Management - Answer-a philosophy that involves everyone in an
organization in a continual effort to improve quality and achieve customer satisfaction
Fail-safing - Answer-incorporating design elements that prevent incorrect procedures
Continuous Improvement - Answer-philosophy that seeks to make never-ending
improvements to the process of converting inputs into outputs
Quality at the Source - Answer-philosophy of making each worker responsible for the
quality of his or her work
Six-Sigma - Answer-a business process for improving quality, reducing costs, and
increasing customer satisfaction
DMAIC - Answer-define, measure, analyze, improve and control
Lean/Six Sigma - Answer-an approach to continuous improvement that integrates lean
operation principles and six-sigma techniques
Plan-Do-Study-Act cycle - Answer-a framework for problem solving and improvement
activies
Process Improvement - Answer-a systematic approach to improving a process
Flowchart - Answer-a diagram of the steps in a process
Check Sheet - Answer-a tool for recording and organizing data to identify a problem
Histogram - Answer-a chart of an empirical frequency distribution
Pareto Analysis - Answer-technique for classifying problem areas according to degree
of importance, and focusing on the most important
Scatter Diagram - Answer-a graph that shows the degree and direction of relationship
between two variables
Control Chart - Answer-a statistical chart of time-ordered values of a sample statistic
Cause and Effect Diagram - Answer-a diagram used to search for the cause of a
problem
QUESTIONS WITH CORRECT ANSWERS
Inventory Turnover - Answer-cogs divided by the total average value of inventory
Days-of-Supply - Answer-the number of days of inventory of an item
Littles Law - Answer-mathematical relationship between throughput rate, flow time, and
the amount of work in process inventory
inventory= throughput rate x flow time
Job Design - Answer-specification of the work activities of an individual or group
Specialization of Labor - Answer-simple, repetitive jobs are assigned to each worker
Job Enrichment - Answer-specialized work is made more interesting by giving the
worker a greater variety of tasks
Work Measurement - Answer-setting time standards for a job
Lead Time - Answer-the time needed to respond to a customer order
Customer Order Decoupling Point - Answer-where inventory is positioned in the supply
chain
Lean Manufacturing - Answer-to achieve high customer service with minimum levels of
inventory investment
Project Layout - Answer-for large or massive products produced in a specific location,
labor, material, and equipment are moved to the product rather than vice versa
Workcenter - Answer-a process with great flexibility to produce a variety of products,
typically at lower volume levels
Manufacturing Cell - Answer-dedicated area where a group of similar products are
produced
Assembly Line - Answer-an item is produced through a fixed sequence of workstations,
designed to achieve a specific production rate
Continuous Process - Answer-a process that converts raw materials into finished
product in one continuous process
,Product-Process Matrix - Answer-a framework depicting when the different production
process types are typically used depending on product volume and how standardized
the product is
Service Package - Answer-a bundle of goods and services that is provided in some
environment
High and Low Degrees of Customer Contact - Answer-the physical presence of the
customer in the system and the percentage of time the customer must be in the system
relative to the total time it takes to perform the service
Service Guarantees - Answer-a promise of service satisfaction backed up by a set of
actions that must be taken to fulfill the promise
Service Blueprint - Answer-the flowchart of a service process, emphasizing what is
visible and what is not visible to the customer
Poka-Yokes - Answer-procedures that prevent mistakes from becoming defects. they
are commonly found in manufacturing but can also be used in service
Quality - Answer-the ability of a product or service to consistently meet or exceed
customer expectations
Quality of Design - Answer-intention of designers to include or exclude features in a
product or service
Quality of Conformance - Answer-the degree to which goods or services conform to the
intent of the designers
Appraisal Costs - Answer-costs of activities designed to ensure quality of uncover
defects
Prevention Costs - Answer-costs of preventing defects from occurring
Failure Costs - Answer-costs caused by defective parts or products or by faulty services
Internal Failures - Answer-failures discovered during production
External Failures - Answer-failures discovered after delivery to the customer
Return on quality - Answer-an approach that evaluates the financial return on
investments in quality
ISO 9000 - Answer-a set of international standards on quality management and quality
assurance, critical to international business
, ISO 14000 - Answer-a set of international standards for assessing a company's
environmental performance
ISO 24700 - Answer-a set of international standards that pertains to the quality and
performance of office equipment that contains reused components
Total Quality Management - Answer-a philosophy that involves everyone in an
organization in a continual effort to improve quality and achieve customer satisfaction
Fail-safing - Answer-incorporating design elements that prevent incorrect procedures
Continuous Improvement - Answer-philosophy that seeks to make never-ending
improvements to the process of converting inputs into outputs
Quality at the Source - Answer-philosophy of making each worker responsible for the
quality of his or her work
Six-Sigma - Answer-a business process for improving quality, reducing costs, and
increasing customer satisfaction
DMAIC - Answer-define, measure, analyze, improve and control
Lean/Six Sigma - Answer-an approach to continuous improvement that integrates lean
operation principles and six-sigma techniques
Plan-Do-Study-Act cycle - Answer-a framework for problem solving and improvement
activies
Process Improvement - Answer-a systematic approach to improving a process
Flowchart - Answer-a diagram of the steps in a process
Check Sheet - Answer-a tool for recording and organizing data to identify a problem
Histogram - Answer-a chart of an empirical frequency distribution
Pareto Analysis - Answer-technique for classifying problem areas according to degree
of importance, and focusing on the most important
Scatter Diagram - Answer-a graph that shows the degree and direction of relationship
between two variables
Control Chart - Answer-a statistical chart of time-ordered values of a sample statistic
Cause and Effect Diagram - Answer-a diagram used to search for the cause of a
problem
