Production and Operations Management - MGT613
On-Line Quiz (No.04)
Lecture no.01 to 30
Solved by vuZs Team
Mehreen Humayun
The method that considers several variables related to the variable being predicted is:
Exponential smoothing
Weighted moving average
Multiple regressions
Moving average
__________ is central to the philosophy of continuous improvement:
Management involvement
Employee involvement
Organization’s operations
Employee involvement is central to the philosophy of continuous improvement. Employee retention rates.
Group Consensus relates to which of the following judgmental forecasting technique?
Sales force
Consumer surveys
Delphi method
Executive opinions
The total weight assigned to actual occurrences should be equal to:
0
1
2
3
Which of the following is not the true representation the concept of time series model?
Exponential smoothing
Moving averages
Naïve approach
Linear regression
In statistical process control, some tools are used primarily to detect production of defective products / services or process changes. What those tools are known as?
Regression charts
Pareto charts
Control charts
Histograms
If the final inspector at an automobile paint shop discovers that the paint on the car has a poor finish, the car may have to be completely rescinded and repainted. This would result in ________ incurred.
Internal failure cost
External failure cost
Appraisal cost
Prevention cost
(zh,vuzs,may2011)
___ costs are incurred in assessing the level of quality attained by the operating
system.
Prevention
Appraisal
Operating
Failure
(zh,vuzs,may2011)
Question # 1 of 15
Productivity refers to the ratio of output to input, in your views what are the measures by which productivity can be increased?
Inputs increase while outputs remain the same
Outputs decrease while inputs remain the same
Inputs and outputs increase proportionately
Inputs decrease while outputs remain the same
Productivity is a measure of output from a production process, per unit of input.
Total productivity = Output quality and quantity / Input quality and quantity
Question # 2 of 15
The technical aspect of Six Sigma includes all of the following Except:
Improving process performance
Use of statistical methods
Top management commitment
Reduction in variations
The Technical aspects of Six Sigma include:
1. Improving process performance
2. Reducing variation
3. Utilizing statistical models
4. Designing a structured improvement strategy
Question # 3 of 15
Which one of the following statements is NOT correct about cycle time?
It represents daily operating time divided by desired production
It is the maximum allowable time at each work station
It determines the time often items take to roll off in assembly line
It is the time required to complete a product from start to finish
Cycle time is the maximum time allowed at each workstation to complete its set of tasks on a unit.
Question # 4 of 15
A double sampling plan specifies all of the following Except
Size of the initial sample
Size of second sample
Lot size
Double acceptance number
A double sampling plan specifies the lot size, the size of the initial sample, accept/reject criteria for the initial sample, the size of the second sample and a single acceptance number.
Which one of the following layout type is also called line layout?
Fixed Position layout
Process layout
Product layout
Cellular layout
Product layout: These layouts are also known as the line layouts or the layout by sequence. In such layouts, the manufacturing cycle is small with minimum material handling. The space required is small and quality control is easy to exercise.
Which one of the following is an example of site related factors that affect location decision?
Transportation
Quality of life
Location of new markets
Location of raw materials
Site Related Factors:
- Land
- Transportation
- Environmental
- Legal
In decision making theory the next step after implementing the best possible alternative is to:
Develop Alternatives
Develop results
Monitor the results
Implementation
The decision making process involves the following six important steps
1. Specify Objectives and the Criteria for decision making
2. Develop Alternatives
3. Analyze and compare alternatives.
4. Select the best alternative.
5. Implement the chosen Alternative
6. Monitor the results to ensure the desired results are achieved.
In exponential smoothing model, a denotes:
Smoothing constant
Previous forecast
Forecast error
Actual forecast
α = Alpha smoothing constant
Which one of the following is a productivity measure based on all inputs?
Capital productivity
Multifactor productivity
Partial productivity
Total productivity
Multifactor productivity (MFP) measures the changes in output per unit of combined inputs.
___________ is a philosophy of continually seeking ways to improve operations
Poke – yoke
Kaizen
Robustness
Quality deployment
Kaizen is the Japanese word for continuous improvement.
Which one of the following factors provides a basis for comparing alternative forecasting techniques?
Time dimension
Reliability factor
Degree of accuracy
Measuring units
Accuracy: Forecasts should be accurate. In fact it should carry the degree of accuracy, so the users are aware of the limitations of the forecast.
Which one of the following is NOT the input in the transformation process?
Informations
Services
Facilities
Materials
Information is the output of any input.
ABC Freight Company is overflowed with customer complaints of poor quality services. To achieve quality in the services being provided, managers can make use of which of the following strategy?
Cost leadership strategy
Statistical process control strategy
Service differentiation strategy
Conditional service guarantee strategy
Statistical Process Control is one important tool to ensure that Service Quality is achieved before a defect is introduced in the service being offered or product being manufactured.
Which of the following is NOT an emerging trend in the workplace?
Increasing workplace diversity
Decreasing work schedule flexibility
Increasing number of part time jobs
Increasing use of temporary labor
The concept of Agile organization refers to:
Flexibility
Quality
Quick Response
Profitability
Quick response aka also known as Agility and an organization on this basis is often known as Agile Organization.
TQM is being criticized on the basis of factors which show:
Weak implementation of TQM practices or strong management perspective
Strong implementation of TQM practices or weak management perspective
Weak implementation of TQM practices or weak management perspective
Strong implementation of TQM practices or strong management
perspective
Which of the following factors are important for choosing a strategy for aggregate
planning?
Select correct option:
Cost and company policy
Cost and layout decision
Company policy and layout decision
Company policy and capacity options
Which of the following shows the quality and timing of specific end items for a
scheduled horizon?
Select correct option:
Simulation model
Master schedule
Aggregate plan
Critical path model