Reference no: EM132231589
1. Which of the following statements is NOT right about a service system
Services cannot be inventoried.
A service system with a high degree of customer contact is less difficult to control than a low degree of customer contact service system.
Production efficiency usually decrease as the customer has more contact on a service system
There is relatively little opportunity for additional product sales in a service system with a low degree of customer contact.
The customers exert more influence on the operation of a service system with a high degree of customer contact.
2. Which of the following statements is right about workcenter?
In a workcenter layout, similar equipment or functions are grouped together
Workcenter layouts allocate dissimilar machines into cells to work on products that have dissimilar processing requirements.
A factory using workcenter layout cannot produce variety of products.
In a workcenter, manufacturing equipment is moved to the product.
The flow in a workcenter is continuous such as with liquids, rather than discrete.
3. When balancing an assembly line, a designer is trying to reduce the longest task time below the required workstation cycle time. Which of the following is a way he or she can do?
Upgrade the equipment
Assign a roaming helpter to support the line
Split the task between two workstations
Use a more skilled worker
All of the above
4. DealNews predicts that powerful laptops on this Black Friday 2018 would have the same prices as last year following stable prices of previous years. Which of the following component of demand is considered in this prediction?
Random Variation
Trend
Seasonal
Cyclical
5. Which of the following statement is right about forecasting time frame?
Short-term forecasts are especially suitable for detecting general trends
Rapid change forecasts are used to identify major turning points
Medium term forecasts are good for capturing seasonal effects
Long range forecasts are useful for measuring the current variability in demand
Quick-time forecasts compensate for random variation and short-term changes
6. TPS applies the exponential smoothing method to predict number of visitors to its office next year. Which of the following data is required to forecast the future?
The most recent forecast
Precise actual demand for the past several years
Tracking values
The value of the smoothing constant beta
Overall industry demand data
7. Which of the following statement is right about random errors?
Random errors can be defined as those that cannot be explained by the forecast model being used
Random errors in forecasting occur when an undetected secular trend is not included in a forecasting model.
Random errors can be explained by the forecast model
There is nothing called random errors
None of the above