Quiz
Midterm
Crie uma conta grátis para terminar este quiz
Salve seu progresso e veja sua nota final.
Já tem uma conta? Inicie sessão
Perguntas do quiz (74)
1A model (such as a quantitative model for inventory) should be.
- Aexact
- Buseful
- Csophisticated
- Dlifelike
2which organizations have operations?
- Amanufacturing
- Bservice
- Cnot-for-profit
- Dall of the above
3the scope of operations management decisions extend to _____ activities.
- Aonly operational
- Boperational and design
- Coperational, design, and strategic
4Which business function is most involved in the decision regarding the choice of products to be offered?
- Amarketing
- Bhuman resources
- Cfinance
- Daccounting
5A crucial difference between goods and services is
- Atangibility
- Bprofitability
- Ccomplexity
- Dquality
6Forecasting demand for the purpose of day to day planning is a(n)_____ issue.
- Aoperational
- Bdesign
- Cstrategic
7Who started something like '90% of life is just showing up'?
- Awoody allen
- BEdward Deming
- CAlbert Einstein
- DThomas Edison
8Productivity is defined as
- Aoutput-input
- Boutput/input
- Cinput/output
- Doutput/(output + input)
9Total factor productivity, where outputs and inputs are represented by their monetary values, should be (for a viable firm)
- A>1
- B=1
- C<1
- D=0
10Jack could take either the on-ground course or the online course, but he chose the online course for its flexibility. In this instance, "flexibility" was
- Aan order qualifier
- Border winner
11A production line makes cameras. In a day (8 hours), 200 cameras are made, and they are sold at $100 each. 20 workers attend the line, and they are paid $20 an hour. The material cost is $30 per camera. The cost of the capital is $5,000 per day. What is the labor productivity in units of dollars of revenue per labor hour?
- A$125/labor hour
- B$1.408/labor hour
- C$1.25/labor hour
- D10 units/labor hour
12Which of these is a judgemental or qualitative method of forecasting.
- Adelphi
- Bexponential smoothing
- Cregression
- Dmoving average
13Long term forecasts of demand of products are generally better (easier, more accurate) for
- Aspecific items
- Baggregates of a product family
14Using the data on the number of babies born to predict the future demand for infant products would be a
- Atime series model
- Bcasual (associative) model
- Cexponential smoothing method
15A linear trend equation developed for forecasting weekly demand has the form "demand=25+2 t" for the week "t". Using this, what is the forecast for week 5?
- A35
- B27
- C25
- D30
16Forecasts are used in planning for
- Acapacity
- Bbudgets
- Cproduction
- Dworkforce
- Eall of the above
17A forecast is said to be biased if
- AMAD is large
- BMSE is large
- Cif it consistently underforecasts
18The demand for a "disaster preparedness kit" was 420, 410, 420, 440 and 430 respectively in weeks 1 through 5. The forecasts were 410, 415, 410, 415, and 430 respectively. What is the mean absolute deviation?
- A10
- B12.5
- C50
- D212.5
- E170
19What are the SIC and NAICS?
- Aproduct classification systems
- Bquality standards
- Cperformance measures
20When is it not easy to get customer survey information regarding the demand for a product? It is when the design of the product is driven by
- Amarket pull
- Btechnology push
21When a product is sold in the US market, is there an implicit requirement of safety?
- Ayes
- Bno
22If company A sells products that include a component built by company B and the product fails because of the poor quality of the component, can the customer hold company A liable?
- AYes
- Bno
23For ideas for new products, we should seek help from
- AR&D department
- Bmarketing
- Cline workers
- Dall of the above
24A technique to translate customer requirements into a quality product is
- AQFD (quality function deployment)
- BMSE (mean square error)
- CCAD (computer aided design)
- DSIC (standard industrial classification)
25What is one way to reduce cost in the design of a product?
- Ause custom made components
- Buse standard components
- Cuse hand made components
26When personal computers came on the market, they were rather poor substitutes for "real" computers such as the mainframes and mini computers. Yet over time, their market (as well as their capabilities) grew fast and many of the "real" computers were replaced by them. So the personal computers can be called an example of _____ technology.
- ADisruptive
- Brobust
- Ceconomic
- Dniche
27A product has two redundant components: if it either works, the product will work. The reliability of the components are 0.95 and 0.99 respectively. What is the reliability of the product?
- A0.9995
- B1.94
- C0.9405
- D0.04
28A product lasts 500 hours on average and takes about 50 hours on average to repair. What is its availability?
- A450
- B10
- C0.01
- D0.9091
29A tactic for "mass customization" would be
- Aprice
- Bplacement
- Cpromotion
- Dpostponement
30In a service operation, the activities that the customer does not see are called ______ activities.
- Aback office
- Bfront office
- Ccritical path
- Dconcealed
31A restaurant is designed to serve 30 people per hour, but due to the current layout, only 25 can be served in an hour. In the last hour, they served 20 people. What is the utilization in the last hour? Utilization: 100(AO/DC)%
- A25%
- B66.7%
- C83.3%
- D80%
32A restaurant is designed to serve 30 people per hour, but due to the current layout only 25 can be served in an hour. In the last hour they served 20 people. What is the efficiency in the last hour? Efficiency: 100(AO/EC)%
- A25%
- B66.7%
- C83.3%
- D80%
33to prevent loss of customers due to lack of capacity, we need to take a _____ approach to capacity addition.
- Alagging
- Bleading
- Ctracking
34The level of capacity influences these production variables:
- Aability to make sufficient quantities
- Bcost
- Cdelivery speed
- Dall of the above
35Demand volatility is generally higher (and building up inventory is not an option) for
- Agoods
- Bservices
36How can demand be changed? By changing
- Aprice
- Binventory
- Clocation of manufacture
- Dmethod of transport
37To avoid waiting lines, a service business should install capacity equal to
- Aaverage demand
- Bpeak demand
- Cmedian demand
- Dstandard deviation of demand
38Why might it be uneconomical to push production beyond the design capacity?
- Ait may lead to poor quality and high maintenance costs
- Bit may lead to a reduction in per unit costs
39A primary goal of capacity planning is to match
- ASupply and Demand
- BRevenue and Cost
- CCapital costs and labor costs
40To make color copies for sale, we could buy a color laser printer. The cost is $200, with a variable cost of 30 cents per copy (toner, paper..) if we sell 2500 copies, what is the net profit (=revenue-costs)?
- A$750
- B$500
- C$300
- D$0
41To make color copies for sale, we could buy a color laser printer. The cost is $200, with a variable cost of 10 cents per copy (toner, paper..) if we price the copies at 30 cents. What is the break-even number of copies?
- A2000
- B667
- C1000
- D500
42An advantage of adding a large amount of capacity at one time is.
- Aeconomy of scale
- Bsynergy
- Cability to track demand precisely
43In long term plannng (three to ten years), the items delivered by a firm are generally considered
- AIn aggregate
- Bat the specific end item level
44In master production scheduling, in each time period, we plan for
- Aat the finished good
- Bsub-assemblies
- Ccomponents
- Dpurchased items
45In material Requirement Planning, we plan for
- Aat the finished good
- Ball components and purchased items
- Cnew product design
46In the case approach to aggregate planning, inventory levels would be
- Aproduction minus demand
- Bzero
- Cold inventory + new production
47In a level approach to aggregate planning, the level of production value is the _________ of the demands (forecasts) during the period of interest.
- Amaximum
- Bminumum
- Crange
- Daverage
48When should quality be integrated into the product?
- AAt sales
- BDuring Production
- Cat finished goods inventory, through inspection
- Dfrom the design
49A business perspective on quality would be
- Aability to satisfy/delight the customer
- Bfitness for use
- Cconformance to design
50Which of these dimensions of quality would be unique to service?
- AEmpathy
- Breliability
- Cassurance
- Daccuracy
51The US National Award for Quality is named
- ALincoln award
- BBaldrige award
- CJuran award
- DDeming award
52what is a drawback to the center of gravity method in location analysis?
- Awe dont know how to compute it
- Btransportation cost is being ignored
- Csolution is by trial and error
- Dthe location may not be physically suitable
53Who should be responsible for quality of the products and processes?
- Aworker
- Bsupervisor
- Cmanager
- Dall of the above
54Clause Moller said that "a complaint is a_______"
- Agift
- Bcurse
- Cplague
- Dbother
55A survey instrument for measuring service quality is
- ASERVQUAL
- BSURVINSTR
- CQUALSURV
- DRATER
56Cost of training employees is considered to be a part of
- Aprevention costs
- Bfailure costs
- Cappraisal costs
57In a standard accounting practice, is inventory counted as an asset or liability?
- Aasset
- Bliability
- Cneither
58Inventory needed because items take time being shipped is termed_____ inventory
- Apipeline/transit
- Bhedge
- Canticipation
- Dbuffer
59In inventory management, MRO stands for
- Amaintenance, repair and operating supplies
- Bmaximum reliability option
- Cmost reliable operator
- Dmega rewards offer
60The cost of financing the inventory (cost of capital) is included in the
- Aholding cost
- Border cost
- Cshortage cost
61If the demand is 2400 units and the order quantity is 200 units per order, how many orders are placed in a year?
- A12
- B200
- C100
- D2
62If the annual demand is 2400 units and the order quantity is 200 units per order, what is the average level of inventory held during the year (assume that the inventory level is depleted when the replenishment arrives and the demand is uniform)?
- A200
- B100
- C12
- D2
63If the annual demand is 2400 units, holding cost is 10$ per unit and order cost is $50, what is the optimal order quantity? (assume that the demand is constant and uniform, constant and known lead time etc)
- A155
- B200
- C107
- D52
64In the ABC classification of inventory items, the relatively few items (20% or so) that account for the most (about 60 to 80%) dollar value of inventory is termed
- AA items
- BB items
- CC items
- DD items
65Suppose EOQ is 61 units. Can we order 60 units at a time if that is more convenient?
- AYes, there wont be any appreciable difference in cost
- BNo, convenience is too overrated
- CYes, but we would be incurring a very high cost
- DNo, it must be followed exactly
66An assumption of the EOQ model is that
- ADemand is uniform and known
- Blead time is normally distributed
- Clead time is random
- DThe demand is random and unpredictable
67In a re-order point inventory system, the times at which orders are placed are
- AKnown ahead of time
- Bbased on the convenience of the manager
- Cunpredictable, based on demand pattern
- Dbased on the supplier's schedule
68McDonald's does a quality control- one of the variables they monitor is the average length of french fries. What control chart is suitable for that?
- Ax-bar and R chart
- Bp chart
- Cc chart
69A geological group maintains data on the number of tremors each week. To monitor it, an appropriate chart would be
- Ac chart
- Bp chart
- Cx-bar and R chart
70if Cpk is less than Cp, what options do we have in improving the process?
- AAdjust the process to be nearer to the center of the specification range
- Badjust the process to be nearer to the upper specification limit
- CAdjust the process to be nearer to the lower specification limit
71In an R-chart, can the lower control be negative?
- Ano
- Byes
72The specification limits for a product is (2.01, 2.04) and the process standard deviation is 0.002. What is the Cp?
- A2.5
- B3
- C1.5
- D0.5
73A process whose output is more consistent will have a _____ value of standard deviation
- Alower
- Bhigher
74The control charts help us to decide whether the variation seen is due to
- Ainherent causes or assignable causes
- Bmechanical or electrical problems
- Cmanagement error or worker error
- Dprocess error or raw material defects
Informações
- Descrição
- Quiz sobre Midterm, criado por saira calderon em 07-10-2017.
- Autor
- saira calderon
- Idioma
- English
- Visualizações
- 6
- Avaliação
- Ainda sem avaliações Avalie este quiz